PHS: Exploring Science 8H Rocks - Igneous and Metamorphic

What do we call the outer layer of the Earth?

• crust

• mantle

• core

• magma

What do we call the layer just underneath the Earth's crust?

• mantle

• core

• magma

• larva

The Earth's mantle is made of molten rock, what is another name for this molten rock?

• magma

• larva

• liquified rock

• liquid rock

When magma reaches the Earth's surface (for instance, from a volcano), what do we now call it?

• larva

• magma

• solid rock

• liquified rock

Which type of rock is formed from molten rock that has cooled down?

• igneous

• metamorphic

• sedimentary

Intrusive igneous rocks are formed where?

• On the Earths surface

• Underground

Extrusive igneous rocks are formed where?

• On the Earths surface

• Underground

Igneous rocks are formed from crystals. When do the rocks have large crystals?

• When they cool quickly

• When they cool slowly

• When they don't cool at all

What do we call rocks that have are formed when changes are made to another type of rock?

• metamorphic

• igneous

• sedimentary

What conditions are needed to form metamorphic rocks?

• high temperature and high pressure

• low temperature and high pressure

• low temperature and low pressure

• high temperature and low pressure