Which of the following has had a significant effect on Washington’s geography over the last several million years? Select all that apply.

(2 points)
Responses

breakup of Pangea
breakup of Pangea

dust storms
dust storms

hurricanes
hurricanes

ice ages
ice ages

tornadoes
tornadoes

volcanoes
only 3 answers are allowed.

The correct answers are:

- Breakup of Pangea
- Ice ages
- Volcanoes