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Earth changes

2nd grade (Year 3 in England) · 16 questions · Common Core: NGSS.2-ESS1-1 · England: KS2 Y3 Rocks, KS1 Geography links

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Score/ 16

1
Question 1
Is this a fast change or a slow change: a river carving a canyon?
- A. fast (minutes to days)
- B. slow (many years)
2
Question 2
Three of these are slow changes. Which one is NOT?
- A. a flood covering fields
- B. a glacier carving a valley
- C. a cave forming in limestone
- D. mountains wearing down
3
Question 3
Scientists say the Grand Canyon took millions of years to form. What evidence suggests this?
- A. The river wears away only a tiny amount of rock each year, but the canyon is very deep.
- B. The canyon looked the same last week.
- C. Canyons are always old.
- D. People dug it with spades.
4
Question 4
Is this a fast change or a slow change: mountains wearing down?
- A. fast (minutes to days)
- B. slow (many years)
5
Question 5
Three of these are slow changes. Which one is NOT?
- A. a flood covering fields
- B. a glacier carving a valley
- C. a cave forming in limestone
- D. waves slowly shaping a cliff
6
Question 6
Scientists say the Grand Canyon took millions of years to form. What evidence suggests this?
- A. The river wears away only a tiny amount of rock each year, but the canyon is very deep.
- B. People dug it with spades.
- C. Canyons are always old.
- D. The canyon looked the same last week.
7
Question 7
Is this a fast change or a slow change: a flood covering fields?
- A. fast (minutes to days)
- B. slow (many years)
8
Question 8
Three of these are fast changes. Which one is NOT?
- A. mountains wearing down
- B. a volcano erupting
- C. a landslide after heavy rain
- D. a storm washing away part of a beach
9
Question 9
What do a volcano erupting and an earthquake have in common?
- A. Neither changes the land.
- B. Both are caused by the wind.
- C. Both can change the land quickly.
- D. Both take millions of years.
10
Question 10
Is this a fast change or a slow change: a river carving a canyon?
- A. fast (minutes to days)
- B. slow (many years)
11
Question 11
Three of these are slow changes. Which one is NOT?
- A. a cave forming in limestone
- B. waves slowly shaping a cliff
- C. a river carving a canyon
- D. a flood covering fields
12
Question 12
Scientists say the Grand Canyon took millions of years to form. What evidence suggests this?
- A. The canyon looked the same last week.
- B. People dug it with spades.
- C. Canyons are always old.
- D. The river wears away only a tiny amount of rock each year, but the canyon is very deep.
13
Question 13
Is this a fast change or a slow change: a landslide after heavy rain?
- A. fast (minutes to days)
- B. slow (many years)
14
Question 14
Three of these are fast changes. Which one is NOT?
- A. a storm washing away part of a beach
- B. a cave forming in limestone
- C. a volcano erupting
- D. a landslide after heavy rain
15
Question 15
A hillside slid down onto a road after days of heavy rain. Is this fast or slow?
- A. slow
- B. it is not a change
- C. fast
16
Question 16
Is this a fast change or a slow change: a cave forming in limestone?
- A. fast (minutes to days)
- B. slow (many years)

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Answer key: Earth changes

1. B. slow (many years)
2. A. a flood covering fields
3. A. The river wears away only a tiny amount of rock each year, but the canyon is very deep.
4. B. slow (many years)
5. A. a flood covering fields
6. A. The river wears away only a tiny amount of rock each year, but the canyon is very deep.
7. A. fast (minutes to days)
8. A. mountains wearing down
9. C. Both can change the land quickly.
10. B. slow (many years)
11. D. a flood covering fields
12. D. The river wears away only a tiny amount of rock each year, but the canyon is very deep.
13. A. fast (minutes to days)
14. B. a cave forming in limestone
15. C. fast
16. B. slow (many years)