Question

2.Complete the sentense.
crust holes ocean old rocks volcano
1. Some mountains are milions of years
2. When pieces of Earth's
sometimes earthquakes.
3. Volcanoes are
4. The rock in a
meet, there are
in Earth's crust.
is very hot.
5. Sometimes a volcano under the
island.
6. In the Painted Desert the
makes a new
are diferent colors.

Answer 1

1. Some mountains are millions of years old.
2. When pieces of Earth's crust meet, sometimes earthquakes occur.
3. Volcanoes are mountains that can erupt.
4. The rock in a volcano is very hot.
5. Sometimes a volcano under the ocean makes a new island.
6. In the Painted Desert, the rocks are different colors.