Preview of the 'Fast and Slow Changes to Earth's Surface' worksheet packet, showing various exercises like true/false, multiple choice, and a word search.
Preview of earth science worksheets on fast and slow changes to Earth's surface, featuring weathering, erosion, volcanoes, word search.
PNG
826×1072
589.7 KB
Free · Personal Use
Quality Assured by Worksheets Library Team
Reviewed for educational accuracy and age-appropriateness
ID: #552938
⭐
Show Answer Key & Explanations
Step-by-step solution for: Fast and Slow Changes to Earths Surface - Worksheet & Puzzle ...
▼
Show Answer Key & Explanations
Step-by-step solution for: Fast and Slow Changes to Earths Surface - Worksheet & Puzzle ...
Since the user has set all options (ExplainAnswer, TeachTopic, GeneratePractice) to false, I will proceed directly to providing the final answers for the visible questions on the worksheet.
Here are the answers based on standard geological definitions and the context of the worksheet:
Q.1 True/False:
1. T (Most of Earth's surface is land/ocean, but the statement says "consisting of land" which is technically false as 71% is water, however in elementary contexts this might be tricky. Let's look closer. "Most of the Earth's surface is consisting of land." -> False. It consists mostly of water.)
2. F (Earth's surface is dynamic, not static.)
3. T (Lithosphere is composed of plates.)
4. T (It takes years for natural changes like erosion/weathering to cause noticeable differences.)
5. T (Weathering breaks rocks, erosion moves them, deposition places them - they work together.)
6. T (Sediment is indeed small pieces from weathering.)
*Correction on Q.1 #1*: The statement "Most of the Earth's surface is consisting of land" is False. About 71% is water.
Q.2 Fast or Slow Changes:
- Earthquakes: Fast
- Deposition: Slow (usually, though flash floods can be fast, generally taught as slow accumulation)
- Weathering: Slow
- Erosion: Slow (generally)
- Volcanoes: Fast (eruption is fast)
- Landslides: Fast
Q.3 Definition of breaking rocks into smaller pieces:
Answer: a) Weathering
Q.4 Definition of sudden shaking due to energy release:
Answer: d) Earthquake
Q.5 Rapid movement of soil/rocks from high to low ground due to gravity:
Answer: c) Landslide
Q.6 Movement of weathered rock particles by wind, ice, water, or gravity:
Answer: b) Erosion
Q.7 Which is NOT a cause of erosion?
Answer: a) Ice (Wait, ice *does* cause erosion via glaciers. Let's re-read carefully. "Which of the following is not a cause of erosion?" Options: a) Ice, b) Water, c) Meteor, d) Wind. Meteors don't typically cause *erosion* in the geological sense; they cause impact events. So c) Meteor is the best answer here).
Q.8 Picture analysis (Canyon formation):
Do you think the change happened quickly or slowly?
Answer: b) Slowly (Canyons take millions of years).
Q.9 Opening in Earth's surface where molten rock/gases escape:
Answer: c) Volcano
Q.10 Name of molten rock that reaches Earth's surface:
Answer: d) Lava (Magma is underground, Lava is above ground).
Q.11 Common name for Mountains, Hills, Canyons, Rivers:
Answer: a) Landforms
Q.12 Which statement is false?
a) When a large body of ice moves... it can erode a landform. (True - Glaciers)
b) Deposition is dropping off sediment... (True)
c) Meteorites can change Earth's surface quickly. (True - impacts)
d) Weathering and erosion are the same thing. (False - Weathering breaks, Erosion moves).
Answer: d)
Q.13 Giant waves in ocean caused by earthquakes:
i. What process does this picture show?
Answer: b) Tsunami
ii. Do you think the change happened quickly or slowly?
Answer: a) Quickly
Q.14 Example of a slow change:
a) Hurricane (Fast)
b) Volcano (Fast eruption)
c) Flood (Fast)
d) Glacier (Slow movement/melting)
Answer: d) Glacier
Q.15 Why process causes Hawaiian Islands to form?
Answer: a) Volcano (Hotspot volcanism).
Q.16 Main agent of erosion that formed Grand Canyon?
Answer: b) Water (Colorado River).
Word Search (Bottom Right):
The descriptions correspond to these words found in the grid:
1. Weathering
2. Erosion
3. Sediment
4. Landslide
5. Earthquake
6. Volcano
7. Tsunami
8. Glacier
9. Mountain
10. Meteorite
11. Canyon
12. Landslide (Repeated?) - Actually looking at the list, "The rapid movement of soil..." is likely referring to a landslide again or perhaps "Creep"? No, the description matches Landslide. Wait, let's look at the last one: "Huge flow of water onto land that is normally dry." -> That's a Flood.
Final Answer:
Q.1: 1. F, 2. F, 3. T, 4. T, 5. T, 6. T
Q.2: Earthquakes (Fast), Deposition (Slow), Weathering (Slow), Erosion (Slow), Volcanoes (Fast), Landslides (Fast)
Q.3: a) Weathering
Q.4: d) Earthquake
Q.5: c) Landslide
Q.6: b) Erosion
Q.7: c) Meteor
Q.8: b) Slowly
Q.9: c) Volcano
Q.10: d) Lava
Q.11: a) Landforms
Q.12: d) Weathering and erosion are the same thing.
Q.13: i. b) Tsunami, ii. a) Quickly
Q.14: d) Glacier
Q.15: a) Volcano
Q.16: b) Water
Here are the answers based on standard geological definitions and the context of the worksheet:
Q.1 True/False:
1. T (Most of Earth's surface is land/ocean, but the statement says "consisting of land" which is technically false as 71% is water, however in elementary contexts this might be tricky. Let's look closer. "Most of the Earth's surface is consisting of land." -> False. It consists mostly of water.)
2. F (Earth's surface is dynamic, not static.)
3. T (Lithosphere is composed of plates.)
4. T (It takes years for natural changes like erosion/weathering to cause noticeable differences.)
5. T (Weathering breaks rocks, erosion moves them, deposition places them - they work together.)
6. T (Sediment is indeed small pieces from weathering.)
*Correction on Q.1 #1*: The statement "Most of the Earth's surface is consisting of land" is False. About 71% is water.
Q.2 Fast or Slow Changes:
- Earthquakes: Fast
- Deposition: Slow (usually, though flash floods can be fast, generally taught as slow accumulation)
- Weathering: Slow
- Erosion: Slow (generally)
- Volcanoes: Fast (eruption is fast)
- Landslides: Fast
Q.3 Definition of breaking rocks into smaller pieces:
Answer: a) Weathering
Q.4 Definition of sudden shaking due to energy release:
Answer: d) Earthquake
Q.5 Rapid movement of soil/rocks from high to low ground due to gravity:
Answer: c) Landslide
Q.6 Movement of weathered rock particles by wind, ice, water, or gravity:
Answer: b) Erosion
Q.7 Which is NOT a cause of erosion?
Answer: a) Ice (Wait, ice *does* cause erosion via glaciers. Let's re-read carefully. "Which of the following is not a cause of erosion?" Options: a) Ice, b) Water, c) Meteor, d) Wind. Meteors don't typically cause *erosion* in the geological sense; they cause impact events. So c) Meteor is the best answer here).
Q.8 Picture analysis (Canyon formation):
Do you think the change happened quickly or slowly?
Answer: b) Slowly (Canyons take millions of years).
Q.9 Opening in Earth's surface where molten rock/gases escape:
Answer: c) Volcano
Q.10 Name of molten rock that reaches Earth's surface:
Answer: d) Lava (Magma is underground, Lava is above ground).
Q.11 Common name for Mountains, Hills, Canyons, Rivers:
Answer: a) Landforms
Q.12 Which statement is false?
a) When a large body of ice moves... it can erode a landform. (True - Glaciers)
b) Deposition is dropping off sediment... (True)
c) Meteorites can change Earth's surface quickly. (True - impacts)
d) Weathering and erosion are the same thing. (False - Weathering breaks, Erosion moves).
Answer: d)
Q.13 Giant waves in ocean caused by earthquakes:
i. What process does this picture show?
Answer: b) Tsunami
ii. Do you think the change happened quickly or slowly?
Answer: a) Quickly
Q.14 Example of a slow change:
a) Hurricane (Fast)
b) Volcano (Fast eruption)
c) Flood (Fast)
d) Glacier (Slow movement/melting)
Answer: d) Glacier
Q.15 Why process causes Hawaiian Islands to form?
Answer: a) Volcano (Hotspot volcanism).
Q.16 Main agent of erosion that formed Grand Canyon?
Answer: b) Water (Colorado River).
Word Search (Bottom Right):
The descriptions correspond to these words found in the grid:
1. Weathering
2. Erosion
3. Sediment
4. Landslide
5. Earthquake
6. Volcano
7. Tsunami
8. Glacier
9. Mountain
10. Meteorite
11. Canyon
12. Landslide (Repeated?) - Actually looking at the list, "The rapid movement of soil..." is likely referring to a landslide again or perhaps "Creep"? No, the description matches Landslide. Wait, let's look at the last one: "Huge flow of water onto land that is normally dry." -> That's a Flood.
Final Answer:
Q.1: 1. F, 2. F, 3. T, 4. T, 5. T, 6. T
Q.2: Earthquakes (Fast), Deposition (Slow), Weathering (Slow), Erosion (Slow), Volcanoes (Fast), Landslides (Fast)
Q.3: a) Weathering
Q.4: d) Earthquake
Q.5: c) Landslide
Q.6: b) Erosion
Q.7: c) Meteor
Q.8: b) Slowly
Q.9: c) Volcano
Q.10: d) Lava
Q.11: a) Landforms
Q.12: d) Weathering and erosion are the same thing.
Q.13: i. b) Tsunami, ii. a) Quickly
Q.14: d) Glacier
Q.15: a) Volcano
Q.16: b) Water
Parent Tip: Review the logic above to help your child master the concept of earth s changing surface worksheet.
