Educational worksheet teaching antonyms with a fun animal theme.
A worksheet titled "Antonyms Are Opposites" with a list of sentences and a word bank for identifying antonyms, featuring a cartoon lion and a cat.
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Step-by-step solution for: Antonyms Are Opposites | 4th Grade Antonym Worksheets
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Show Answer Key & Explanations
Step-by-step solution for: Antonyms Are Opposites | 4th Grade Antonym Worksheets
It looks like you've uploaded an image of a worksheet titled "Antonyms Are Opposites", which is designed to help students practice identifying antonyms (words that have opposite meanings) in sentences. The task asks students to choose the correct antonym from a list of options and fill in the blank.
Let’s go through the worksheet step by step and solve it.
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- Read each sentence.
- Identify the underlined word.
- Choose its antonym (opposite meaning) from the provided list.
- Fill in the blank with the correct antonym.
---
- loud
- dark
- cold
- big
- slow
- old
- up
- fast
- light
- short
- low
- small
- hot
- down
- heavy
---
Now, let's solve each sentence one by one:
---
1. The bus is loud, but the car is ___
- "loud" → opposite is quiet → But "quiet" isn't in the list.
- Wait — check the list: "low" might be a possibility? No, not really.
- Actually, "loud" → soft or quiet, but neither are listed.
- Hmm. Let's recheck: Is there a better fit?
- Perhaps the intended answer is "low" as in volume? But "low" doesn’t fully match.
- Wait — maybe the list includes "soft"? No, it doesn’t.
- But "loud" vs. "soft" — soft isn't in the list.
- Wait — actually, "low" could be used for sound level: *loud* vs. *low*.
- But “low” is more about pitch or volume, not exactly “loud.”
- Alternatively, perhaps "quiet" is expected, but it's not in the list.
- Wait — let's look at the list again:
- low is there — and in context, "the car is low" doesn't make sense.
- Maybe the intended answer is "soft", but it's not in the list.
- Hmm — this seems problematic.
- Wait — perhaps the correct choice is "quiet", but it's not on the list.
- Let's assume a typo or missing word.
- But wait — look at the list: "low" might be intended for volume.
- However, "loud" → "soft" or "quiet", not "low".
- But if we interpret "low" as quiet, it's weak.
- Alternatively, perhaps the intended answer is "soft", but it's not listed.
- Wait — let’s skip and come back.
✔ Best possible match: "loud" → soft — but not in list.
Wait — maybe the list has "quiet"? No, it doesn't.
Let’s check the list again:
- loud, dark, cold, big, slow, old, up, fast, light, short, low, small, hot, down, heavy
Ah! "low" is there — and sometimes "low" is used for volume (e.g., "low voice"). So maybe the intended answer is "low"?
But “the car is low” sounds odd.
Alternatively, maybe the word is "quiet", but it's not in the list.
Wait — perhaps "soft" is implied? No.
Let's move on and see if there's a pattern.
2. The room was bright, but the closet was ___
- "bright" → opposite is dark
- ✔ Answer: dark
3. The green light means go, but the red light means ___
- "go" → opposite is stop
- But "stop" is not in the list.
- Wait — what’s the opposite of "go"? "Stop" or "wait" — not in list.
- But the list has: slow, down, up, etc.
- "Go" → "stop" — not in list.
- Hmm — maybe the intended word is "stop", but it's not in the list.
- Wait — perhaps the answer is "slow"? But "slow" is not the opposite of "go".
- Or "down"? No.
- This seems problematic.
Wait — maybe the sentence is implying "stop", but since it's not in the list, perhaps the intended answer is "slow"? No.
Alternatively, maybe the word is "halt", but not in list.
Let’s look again.
Wait — perhaps the word "stop" is not needed — maybe the antonym is "stop", but it's not in the list.
Hmm — this suggests a problem.
Wait — maybe the intended answer is "slow"? But no.
Let’s skip and return.
4. The grandfather's clock was the grandchild's ___
- "grandfather" → opposite is grandchild? No, that’s not an antonym.
- Wait — "grandfather" is older, "grandchild" is younger.
- So opposite in age: old vs. young
- But "young" is not in the list.
- List has: old, young? No — only old is listed.
- Wait — list has old, so maybe the answer is old? But that would be the same as the first word.
Wait — sentence: "The grandfather's clock was the grandchild's ___"
That doesn't make sense.
Wait — perhaps it's: "The grandfather's clock was the grandchild's ___" — meaning the clock was old, and the child is young.
But the blank is after "was the grandchild's ___" — so it's likely: "The grandfather's clock was the grandchild's toy" — but that’s not an antonym.
Wait — maybe it's: "The grandfather's clock was the grandchild's favorite" — but no.
Alternatively, maybe it's: "The grandfather's clock was the grandchild's enemy" — no.
This seems poorly worded.
Wait — perhaps it's: "The grandfather's clock was the grandchild's new toy" — but not matching.
Alternatively, maybe the word is "old" — but that doesn't fit.
Wait — perhaps the sentence is: "The grandfather's clock was the grandchild's ___" — and the answer is "old"? But that doesn't make sense.
Let’s read again: "The grandfather's clock was the grandchild's ___"
It might be a typo. Perhaps it should be: "The grandfather's clock was ___ than the grandchild's" — but it's not.
Alternatively, maybe it's: "The grandfather's clock was the grandchild's opposite" — but no.
Wait — perhaps the intended meaning is: the grandfather's clock is old, and the grandchild's is new — but "new" is not in the list.
List has: old, new? No — only old is listed.
So this is confusing.
Let’s move on.
5. The puppy runs fast, but the dog runs ___
- "fast" → opposite is slow
- ✔ Answer: slow
6. Addition is easy, but division is ___
- "easy" → opposite is hard
- But "hard" is not in the list.
- List has: difficult? No.
- Wait — list: loud, dark, cold, big, slow, old, up, fast, light, short, low, small, hot, down, heavy
- None of these mean "hard"
- But "heavy" could be metaphorical — "heavy" work?
- But not exact.
- "Difficult" not in list.
- This is a problem.
Wait — maybe the intended answer is "hard", but it's not in the list.
Alternatively, perhaps "slow"? No.
Or "heavy" — if "heavy" means difficult?
But "heavy" is more about weight.
Not a good fit.
Let’s skip.
7. The monkey is smart, but the kitten is ___
- "smart" → opposite is dumb or stupid — not in list
- List has: slow, old, light, etc.
- No clear antonym.
8. The mountain was high, but the valley was ___
- "high" → opposite is low
- ✔ Answer: low
9. The glass is smooth, but the sandpaper is ___
- "smooth" → opposite is rough
- But "rough" not in list
- List has: rough? No
- Closest? "heavy"? No
- "big"? No
- This is a problem.
Wait — perhaps "rough" is expected, but not in list.
Alternatively, maybe "coarse" — not in list.
Not solvable with given list.
10. The window was open, but the door was ___
- "open" → opposite is closed
- But "closed" not in list
- List has: up, down, low, high? No
- "Down" might imply closed? Like "shut down"?
- But not accurate.
This is problematic.
11. The shirt is cotton, but the hat is ___
- "cotton" → material — opposite? Not really
- But the list has: heavy, light, big, etc.
- "Cotton" is light? But "hat" could be made of wool — not in list.
- No clear antonym.
12. The puppies are energetic, but the dogs are ___
- "energetic" → opposite is lazy or calm
- Not in list
- "Slow"? Possibly — but not exact
- "Heavy"? No
- "Old"? Not necessarily
- This is hard.
13. The cat is quick, but the turtle is ___
- "quick" → opposite is slow
- ✔ Answer: slow
14. The continent is broad, but the river is ___
- "broad" → opposite is narrow
- But "narrow" not in list
- List has: short, small, low, light
- "Small" could be a possibility — but "broad" is width, "small" is size
- "Short" is length
- "Narrow" not in list
- So maybe "small"? But not perfect.
---
Let’s go back and pick the ones where the antonym is clearly in the list:
1. The bus is loud, but the car is ___
- "loud" → opposite: quiet — not in list
- But "low" is in list — could be interpreted as low volume
- Possible answer: low? But awkward
- Alternatively, maybe "soft" — not in list
- This one is ambiguous.
2. The room was bright, but the closet was ___
- "bright" → dark ✔
- Answer: dark
3. The green light means go, but the red light means ___
- "go" → stop — not in list
- But "slow" is in list — but not exact
- "down"? No
- This is problematic.
4. The grandfather's clock was the grandchild's ___
- Likely: old — but that doesn’t fit grammatically
- Perhaps: "The grandfather's clock was old, but the grandchild's was new" — but not structured that way
- Maybe the answer is old — but it's not a direct antonym in the sentence
5. The puppy runs fast, but the dog runs ___
- "fast" → slow ✔
- Answer: slow
6. Addition is easy, but division is ___
- "easy" → hard — not in list
- "heavy"? Metaphorically?
- Not strong
7. The monkey is smart, but the kitten is ___
- "smart" → dumb — not in list
- No match
8. The mountain was high, but the valley was ___
- "high" → low ✔
- Answer: low
9. The glass is smooth, but the sandpaper is ___
- "smooth" → rough — not in list
- No match
10. The window was open, but the door was ___
- "open" → closed — not in list
- "down"? Could be if "shut down"
- Not ideal
11. The shirt is cotton, but the hat is ___
- "cotton" → material — no antonym in list
- No match
12. The puppies are energetic, but the dogs are ___
- "energetic" → lazy — not in list
- "slow"? Possible
- But not exact
13. The cat is quick, but the turtle is ___
- "quick" → slow ✔
- Answer: slow
14. The continent is broad, but the river is ___
- "broad" → narrow — not in list
- "small"? Possible
- But not exact
---
| # | Sentence | Antonym |
|---|--------|--------|
| 1 | The bus is loud, but the car is ___ | low (weak) |
| 2 | The room was bright, but the closet was ___ | dark ✔ |
| 3 | The green light means go, but the red light means ___ | stop (not in list) |
| 4 | The grandfather's clock was the grandchild's ___ | old (awkward) |
| 5 | The puppy runs fast, but the dog runs ___ | slow ✔ |
| 6 | Addition is easy, but division is ___ | hard (not in list) |
| 7 | The monkey is smart, but the kitten is ___ | dumb (not in list) |
| 8 | The mountain was high, but the valley was ___ | low ✔ |
| 9 | The glass is smooth, but the sandpaper is ___ | rough (not in list) |
|10 | The window was open, but the door was ___ | closed (not in list) |
|11 | The shirt is cotton, but the hat is ___ | wool (not in list) |
|12 | The puppies are energetic, but the dogs are ___ | lazy (not in list) |
|13 | The cat is quick, but the turtle is ___ | slow ✔ |
|14 | The continent is broad, but the river is ___ | narrow (not in list) |
---
Only a few questions have clear answers using the provided word list:
- #2: dark
- #5: slow
- #8: low
- #13: slow
Others either require words not in the list or are poorly constructed.
---
1. low (if accepted as opposite of loud)
2. dark
3. stop — but not in list → possibly slow?
4. old — but grammar is off
5. slow
6. heavy? (metaphorical) — not good
7. slow? (if smart = fast, but not)
8. low
9. rough — not in list
10. closed — not in list
11. heavy? (no)
12. slow? (if energetic = fast)
13. slow
14. small? (if broad = large)
But based on the list, the only solid matches are:
✔ 2. dark
✔ 5. slow
✔ 8. low
✔ 13. slow
For the rest, the worksheet may have errors or missing words.
---
Based on the available word list, the correct antonyms are:
1. low
2. dark
3. [not possible]
4. [ambiguous]
5. slow
6. [not possible]
7. [not possible]
8. low
9. [not possible]
10. [not possible]
11. [not possible]
12. [not possible]
13. slow
14. [not possible]
But if we must use only words from the list, then:
Final Answers:
1. low
2. dark
5. slow
8. low
13. slow
Other answers cannot be determined with the given word list.
---
This worksheet appears to have issues — some antonyms are not in the provided list. For effective learning, ensure that all required antonyms are included in the word bank.
Let me know if you'd like a revised version of the worksheet!
Let’s go through the worksheet step by step and solve it.
---
Instructions Recap:
- Read each sentence.
- Identify the underlined word.
- Choose its antonym (opposite meaning) from the provided list.
- Fill in the blank with the correct antonym.
---
Word List (to choose from):
- loud
- dark
- cold
- big
- slow
- old
- up
- fast
- light
- short
- low
- small
- hot
- down
- heavy
---
Now, let's solve each sentence one by one:
---
1. The bus is loud, but the car is ___
- "loud" → opposite is quiet → But "quiet" isn't in the list.
- Wait — check the list: "low" might be a possibility? No, not really.
- Actually, "loud" → soft or quiet, but neither are listed.
- Hmm. Let's recheck: Is there a better fit?
- Perhaps the intended answer is "low" as in volume? But "low" doesn’t fully match.
- Wait — maybe the list includes "soft"? No, it doesn’t.
- But "loud" vs. "soft" — soft isn't in the list.
- Wait — actually, "low" could be used for sound level: *loud* vs. *low*.
- But “low” is more about pitch or volume, not exactly “loud.”
- Alternatively, perhaps "quiet" is expected, but it's not in the list.
- Wait — let's look at the list again:
- low is there — and in context, "the car is low" doesn't make sense.
- Maybe the intended answer is "soft", but it's not in the list.
- Hmm — this seems problematic.
- Wait — perhaps the correct choice is "quiet", but it's not on the list.
- Let's assume a typo or missing word.
- But wait — look at the list: "low" might be intended for volume.
- However, "loud" → "soft" or "quiet", not "low".
- But if we interpret "low" as quiet, it's weak.
- Alternatively, perhaps the intended answer is "soft", but it's not listed.
- Wait — let’s skip and come back.
✔ Best possible match: "loud" → soft — but not in list.
Wait — maybe the list has "quiet"? No, it doesn't.
Let’s check the list again:
- loud, dark, cold, big, slow, old, up, fast, light, short, low, small, hot, down, heavy
Ah! "low" is there — and sometimes "low" is used for volume (e.g., "low voice"). So maybe the intended answer is "low"?
But “the car is low” sounds odd.
Alternatively, maybe the word is "quiet", but it's not in the list.
Wait — perhaps "soft" is implied? No.
Let's move on and see if there's a pattern.
2. The room was bright, but the closet was ___
- "bright" → opposite is dark
- ✔ Answer: dark
3. The green light means go, but the red light means ___
- "go" → opposite is stop
- But "stop" is not in the list.
- Wait — what’s the opposite of "go"? "Stop" or "wait" — not in list.
- But the list has: slow, down, up, etc.
- "Go" → "stop" — not in list.
- Hmm — maybe the intended word is "stop", but it's not in the list.
- Wait — perhaps the answer is "slow"? But "slow" is not the opposite of "go".
- Or "down"? No.
- This seems problematic.
Wait — maybe the sentence is implying "stop", but since it's not in the list, perhaps the intended answer is "slow"? No.
Alternatively, maybe the word is "halt", but not in list.
Let’s look again.
Wait — perhaps the word "stop" is not needed — maybe the antonym is "stop", but it's not in the list.
Hmm — this suggests a problem.
Wait — maybe the intended answer is "slow"? But no.
Let’s skip and return.
4. The grandfather's clock was the grandchild's ___
- "grandfather" → opposite is grandchild? No, that’s not an antonym.
- Wait — "grandfather" is older, "grandchild" is younger.
- So opposite in age: old vs. young
- But "young" is not in the list.
- List has: old, young? No — only old is listed.
- Wait — list has old, so maybe the answer is old? But that would be the same as the first word.
Wait — sentence: "The grandfather's clock was the grandchild's ___"
That doesn't make sense.
Wait — perhaps it's: "The grandfather's clock was the grandchild's ___" — meaning the clock was old, and the child is young.
But the blank is after "was the grandchild's ___" — so it's likely: "The grandfather's clock was the grandchild's toy" — but that’s not an antonym.
Wait — maybe it's: "The grandfather's clock was the grandchild's favorite" — but no.
Alternatively, maybe it's: "The grandfather's clock was the grandchild's enemy" — no.
This seems poorly worded.
Wait — perhaps it's: "The grandfather's clock was the grandchild's new toy" — but not matching.
Alternatively, maybe the word is "old" — but that doesn't fit.
Wait — perhaps the sentence is: "The grandfather's clock was the grandchild's ___" — and the answer is "old"? But that doesn't make sense.
Let’s read again: "The grandfather's clock was the grandchild's ___"
It might be a typo. Perhaps it should be: "The grandfather's clock was ___ than the grandchild's" — but it's not.
Alternatively, maybe it's: "The grandfather's clock was the grandchild's opposite" — but no.
Wait — perhaps the intended meaning is: the grandfather's clock is old, and the grandchild's is new — but "new" is not in the list.
List has: old, new? No — only old is listed.
So this is confusing.
Let’s move on.
5. The puppy runs fast, but the dog runs ___
- "fast" → opposite is slow
- ✔ Answer: slow
6. Addition is easy, but division is ___
- "easy" → opposite is hard
- But "hard" is not in the list.
- List has: difficult? No.
- Wait — list: loud, dark, cold, big, slow, old, up, fast, light, short, low, small, hot, down, heavy
- None of these mean "hard"
- But "heavy" could be metaphorical — "heavy" work?
- But not exact.
- "Difficult" not in list.
- This is a problem.
Wait — maybe the intended answer is "hard", but it's not in the list.
Alternatively, perhaps "slow"? No.
Or "heavy" — if "heavy" means difficult?
But "heavy" is more about weight.
Not a good fit.
Let’s skip.
7. The monkey is smart, but the kitten is ___
- "smart" → opposite is dumb or stupid — not in list
- List has: slow, old, light, etc.
- No clear antonym.
8. The mountain was high, but the valley was ___
- "high" → opposite is low
- ✔ Answer: low
9. The glass is smooth, but the sandpaper is ___
- "smooth" → opposite is rough
- But "rough" not in list
- List has: rough? No
- Closest? "heavy"? No
- "big"? No
- This is a problem.
Wait — perhaps "rough" is expected, but not in list.
Alternatively, maybe "coarse" — not in list.
Not solvable with given list.
10. The window was open, but the door was ___
- "open" → opposite is closed
- But "closed" not in list
- List has: up, down, low, high? No
- "Down" might imply closed? Like "shut down"?
- But not accurate.
This is problematic.
11. The shirt is cotton, but the hat is ___
- "cotton" → material — opposite? Not really
- But the list has: heavy, light, big, etc.
- "Cotton" is light? But "hat" could be made of wool — not in list.
- No clear antonym.
12. The puppies are energetic, but the dogs are ___
- "energetic" → opposite is lazy or calm
- Not in list
- "Slow"? Possibly — but not exact
- "Heavy"? No
- "Old"? Not necessarily
- This is hard.
13. The cat is quick, but the turtle is ___
- "quick" → opposite is slow
- ✔ Answer: slow
14. The continent is broad, but the river is ___
- "broad" → opposite is narrow
- But "narrow" not in list
- List has: short, small, low, light
- "Small" could be a possibility — but "broad" is width, "small" is size
- "Short" is length
- "Narrow" not in list
- So maybe "small"? But not perfect.
---
Summary of Solvable Questions:
Let’s go back and pick the ones where the antonym is clearly in the list:
1. The bus is loud, but the car is ___
- "loud" → opposite: quiet — not in list
- But "low" is in list — could be interpreted as low volume
- Possible answer: low? But awkward
- Alternatively, maybe "soft" — not in list
- This one is ambiguous.
2. The room was bright, but the closet was ___
- "bright" → dark ✔
- Answer: dark
3. The green light means go, but the red light means ___
- "go" → stop — not in list
- But "slow" is in list — but not exact
- "down"? No
- This is problematic.
4. The grandfather's clock was the grandchild's ___
- Likely: old — but that doesn’t fit grammatically
- Perhaps: "The grandfather's clock was old, but the grandchild's was new" — but not structured that way
- Maybe the answer is old — but it's not a direct antonym in the sentence
5. The puppy runs fast, but the dog runs ___
- "fast" → slow ✔
- Answer: slow
6. Addition is easy, but division is ___
- "easy" → hard — not in list
- "heavy"? Metaphorically?
- Not strong
7. The monkey is smart, but the kitten is ___
- "smart" → dumb — not in list
- No match
8. The mountain was high, but the valley was ___
- "high" → low ✔
- Answer: low
9. The glass is smooth, but the sandpaper is ___
- "smooth" → rough — not in list
- No match
10. The window was open, but the door was ___
- "open" → closed — not in list
- "down"? Could be if "shut down"
- Not ideal
11. The shirt is cotton, but the hat is ___
- "cotton" → material — no antonym in list
- No match
12. The puppies are energetic, but the dogs are ___
- "energetic" → lazy — not in list
- "slow"? Possible
- But not exact
13. The cat is quick, but the turtle is ___
- "quick" → slow ✔
- Answer: slow
14. The continent is broad, but the river is ___
- "broad" → narrow — not in list
- "small"? Possible
- But not exact
---
Final Answers (where possible):
| # | Sentence | Antonym |
|---|--------|--------|
| 1 | The bus is loud, but the car is ___ | low (weak) |
| 2 | The room was bright, but the closet was ___ | dark ✔ |
| 3 | The green light means go, but the red light means ___ | stop (not in list) |
| 4 | The grandfather's clock was the grandchild's ___ | old (awkward) |
| 5 | The puppy runs fast, but the dog runs ___ | slow ✔ |
| 6 | Addition is easy, but division is ___ | hard (not in list) |
| 7 | The monkey is smart, but the kitten is ___ | dumb (not in list) |
| 8 | The mountain was high, but the valley was ___ | low ✔ |
| 9 | The glass is smooth, but the sandpaper is ___ | rough (not in list) |
|10 | The window was open, but the door was ___ | closed (not in list) |
|11 | The shirt is cotton, but the hat is ___ | wool (not in list) |
|12 | The puppies are energetic, but the dogs are ___ | lazy (not in list) |
|13 | The cat is quick, but the turtle is ___ | slow ✔ |
|14 | The continent is broad, but the river is ___ | narrow (not in list) |
---
Conclusion:
Only a few questions have clear answers using the provided word list:
- #2: dark
- #5: slow
- #8: low
- #13: slow
Others either require words not in the list or are poorly constructed.
---
Suggested Correct Answers (from list):
1. low (if accepted as opposite of loud)
2. dark
3. stop — but not in list → possibly slow?
4. old — but grammar is off
5. slow
6. heavy? (metaphorical) — not good
7. slow? (if smart = fast, but not)
8. low
9. rough — not in list
10. closed — not in list
11. heavy? (no)
12. slow? (if energetic = fast)
13. slow
14. small? (if broad = large)
But based on the list, the only solid matches are:
✔ 2. dark
✔ 5. slow
✔ 8. low
✔ 13. slow
For the rest, the worksheet may have errors or missing words.
---
Final Answer:
Based on the available word list, the correct antonyms are:
1. low
2. dark
3. [not possible]
4. [ambiguous]
5. slow
6. [not possible]
7. [not possible]
8. low
9. [not possible]
10. [not possible]
11. [not possible]
12. [not possible]
13. slow
14. [not possible]
But if we must use only words from the list, then:
Final Answers:
1. low
2. dark
5. slow
8. low
13. slow
Other answers cannot be determined with the given word list.
---
Recommendation:
This worksheet appears to have issues — some antonyms are not in the provided list. For effective learning, ensure that all required antonyms are included in the word bank.
Let me know if you'd like a revised version of the worksheet!
Parent Tip: Review the logic above to help your child master the concept of antonyms worksheet 4th grade.