Why is it hard to find the age of Earth? (1 point)
a.Earth's surface is constantly changing.
b.There is no way to find the age of rocks.
c.There are too many layers of Earth.
d.The Earth is constantly moving.
a.Earth's surface is constantly changing.
b.There is no way to find the age of rocks.
c.There are too many layers of Earth.
d.The Earth is constantly moving.