11. The chart lists examples of changes to the environment.
1. The climate drops in temperature over millions of years.
2. An earthquake forms a large crack in the crust.
notisims3. A tsunami floods a coastline.
Which are examples of gradual changes that can affect populations?
A 1 and 2
B
1 and 5
C
4. A volcano adds a large amount of ash to the atmosphere.
5. A tectonic plate near the equator moves closer to the south pole.
D
3 and 4
4 and 5
Bun