___ of all life on Earth lives under the surface of the ocean.
80
90
60
70
Most volcanoes take place under the _______.
water
______ is the hot liquid rock under the surface of the Earth. When it comes out of a volcano it is know as lava.
Magma
If ________ occurs from under the sea it can cause a Tsunami.
an earthquake
The first Earth Day was in ____.
1970
1980
2000
1990
About ___ billion people recognize Earth Day each year.
1.5
2
1
0.5
Earth Day always falls on
April 22
Earth Day reminds us to go _____ and reduce, reuse, and recycle.
do it
home
big
green
