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Weathering, erosion or deposition?

4th grade (Year 5 in England) · 16 questions · Common Core: NGSS.4-ESS2-1 · England: KS2 Y3 Rocks, KS3 Chemistry: Earth and atmosphere (rock cycle)

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Date

Score/ 16

1
Question 1
Which process is this: a river dropping mud at its mouth to make a delta?
- A. weathering (rock breaks down in place)
- B. erosion (pieces are carried away)
- C. deposition (pieces are dropped)
2
Question 2
Three of these are examples of weathering. Which one is NOT?
- A. tree roots growing into a rock
- B. a boulder cracking after many hot days and cold nights
- C. a glacier scraping rocks along
- D. water freezing in a crack and splitting a rock
3
Question 3
Why do roads get more potholes after a cold winter?
- A. Cold makes the road melt.
- B. Snow eats the road.
- C. Water seeps into cracks, freezes, expands and breaks the surface.
- D. Cars are heavier in winter.
4
Question 4
Which process is this: tree roots growing into a rock?
- A. weathering (rock breaks down in place)
- B. erosion (pieces are carried away)
- C. deposition (pieces are dropped)
5
Question 5
Three of these are examples of weathering. Which one is NOT?
- A. tree roots growing into a rock
- B. acid rain dissolving a limestone statue
- C. sand piling up into a dune
- D. a boulder cracking after many hot days and cold nights
6
Question 6
A river is fast in the mountains and slow near the sea. Where will it drop most of its mud?
- A. in the clouds
- B. near the sea, where it slows down
- C. it never drops mud
- D. in the mountains, where it is fast
7
Question 7
Which process is this: a boulder cracking after many hot days and cold nights?
- A. weathering (rock breaks down in place)
- B. erosion (pieces are carried away)
- C. deposition (pieces are dropped)
8
Question 8
Three of these are examples of erosion. Which one is NOT?
- A. tree roots growing into a rock
- B. waves dragging pebbles off a beach
- C. a glacier scraping rocks along
- D. wind blowing soil off a dry field
9
Question 9
Lichen and moss growing on a gravestone slowly roughen its surface. Which process is this?
- A. weathering
- B. melting
- C. deposition
- D. erosion
10
Question 10
Which process is this: wind blowing soil off a dry field?
- A. weathering (rock breaks down in place)
- B. erosion (pieces are carried away)
- C. deposition (pieces are dropped)
11
Question 11
Three of these are examples of erosion. Which one is NOT?
- A. a river dropping mud at its mouth to make a delta
- B. waves dragging pebbles off a beach
- C. wind blowing soil off a dry field
- D. a river carrying sand downstream
12
Question 12
Which order shows how a beach can form from a cliff?
- A. erosion → deposition → weathering
- B. deposition → weathering → erosion
- C. weathering → erosion → deposition
- D. deposition → erosion → weathering
13
Question 13
Which process is this: a glacier scraping rocks along?
- A. weathering (rock breaks down in place)
- B. erosion (pieces are carried away)
- C. deposition (pieces are dropped)
14
Question 14
Three of these are examples of erosion. Which one is NOT?
- A. tree roots growing into a rock
- B. a river carrying sand downstream
- C. wind blowing soil off a dry field
- D. waves dragging pebbles off a beach
15
Question 15
Why do roads get more potholes after a cold winter?
- A. Snow eats the road.
- B. Water seeps into cracks, freezes, expands and breaks the surface.
- C. Cold makes the road melt.
- D. Cars are heavier in winter.
16
Question 16
Which process is this: pebbles settling at the bottom of a lake?
- A. weathering (rock breaks down in place)
- B. erosion (pieces are carried away)
- C. deposition (pieces are dropped)

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