ACTIVITY
Direction: Fill the blanks with the correct word. Choose your answer from the
box.
rock cycle
metamorphic rocks
rocks
extrusive igneous rocks
igneous rocks
magma
intrusive igneous rocks
Lava
sedimentary rocks
sandstone
1
are naturally occurring solid mixtures of
one or more minerals.
rocks form from molten rocks inside the
2.
earth's surface.
3. When magma is still inside the earth, rocks crystallize and the slow
cooling that occurs allow large crystals to form. We call these as
4. Rocks formed this way cool quickly and form small crystals that almost
looks glassy. When this happens,
are formed.
5. Sometimes, an igneous rock and a sedimentary rock can be changed
into a third kind of rock called a
tells the changes that rocks may undergo.
6. The
7. These kind of rock are formed from layer of sediments that are
cemented, compacted and squeezed, harder and harder by the
weight of the new lavers. Slowly, the lavers turned into hard rock. This
kind of rock is called
is an example of sedimentary rocks.
8.
9. These are called molten rocks
10. When magma cools down it will become​