Grade 3 Adjectives Worksheet: Identify and underline adjectives in sentences.

Task: Identify the adjectives and underline the nouns they describe in each sentence. There may be more than one adjective per sentence.

#### Solution and Explanation:

1. The young boy helped his father to wash the dirty car.
- Adjectives: *young* (describes "boy"), *dirty* (describes "car")
- Nouns: *boy*, *car*

2. The pretty girl twirled in her new dress.
- Adjectives: *pretty* (describes "girl"), *new* (describes "dress")
- Nouns: *girl*, *dress*

3. The clean windows shone in the sunlight.
- Adjective: *clean* (describes "windows")
- Noun: *windows*

4. Mary put her blue pencil, her red marker, and her sharpener back in her pencil case.
- Adjectives: *blue* (describes "pencil"), *red* (describes "marker")
- Nouns: *pencil*, *marker*, *sharpener*, *pencil case*

5. The green grass grows under the warm sun of summer.
- Adjectives: *green* (describes "grass"), *warm* (describes "sun")
- Nouns: *grass*, *sun*

6. Its yellow pajamas were so long that they dragged on the floor.
- Adjective: *yellow* (describes "pajamas")
- Nouns: *pajamas*

7. The fluffy pillows covered his small bed.
- Adjectives: *fluffy* (describes "pillows"), *small* (describes "bed")
- Nouns: *pillows*, *bed*

8. She tied her long, black hair in a ponytail.
- Adjectives: *long*, *black* (both describe "hair")
- Nouns: *hair*

9. The nervous cat jumped when the loud children entered the room.
- Adjectives: *nervous* (describes "cat"), *loud* (describes "children")
- Nouns: *cat*, *children*

10. Mark rode his new green bicycle to the park.
- Adjectives: *new*, *green* (both describe "bicycle")
- Nouns: *bicycle*, *park*

11. The children danced to the groovy music.
- Adjective: *groovy* (describes "music")
- Nouns: *children*, *music*

12. Luke organized his numerous toys on the shelf.
- Adjective: *numerous* (describes "toys")
- Nouns: *toys*, *shelf*

---

Final Answer:

- Underlined Adjectives and Nouns:
1. The young boy helped his father to wash the dirty car.
2. The pretty girl twirled in her new dress.
3. The clean windows shone in the sunlight.
4. Mary put her blue pencil, her red marker, and her sharpener back in her pencil case.
5. The green grass grows under the warm sun of summer.
6. Its yellow pajamas were so long that they dragged on the floor.
7. The fluffy pillows covered his small bed.
8. She tied her long, black hair in a ponytail.
9. The nervous cat jumped when the loud children entered the room.
10. Mark rode his new, green bicycle to the park.
11. The children danced to the groovy music.
12. Luke organized his numerous toys on the shelf.

Final Answer Boxed:
$$
\boxed{\text{See explanations above for underlined adjectives and nouns.}}
$$