Rocks Chapter Review

_______________ rocks are formed from rocks that already exist. These rocks are changed into new harder rocks by great heat or pressure.

• Magma

• Igneous

• Metamorphic

• Sedimentary

What is an igneous rock? 

• rock that forms from magma & lava
• rock that forms from weathering and erosion
• rock that forms from weathering and compaction
• rock that forms from heat and pressure

An Extrusive rock is

• Rock formed above the surface of the Earth

• lava IN the Earth’s surface

• Rock formed below the surface of the Earth

• Magma on the Earth's surface

An Intrusive rock is

• Rocks formed form magma above the Earths surface

• A rock formed from lava

• Rock formed above the surface of the Earth

• Rock formed below the surface of the Earth

What forms coarse-grained (large crystals) in igneous rocks?

• fast cooling lava

• slow cooling magma

• lava cooled quickly by water

• erosion of sand

Granite can be used for

• Counter worktops in kitchens

• Used for garden patios

• Used to make monuments

• Road chippings

A rock deep within the Earth experiences extreme temperature and pressure. After a long period of time it becomes which rock?

• Magma

• Igneous

• Metamorphic

• Sedimentary

Marble is formed from what sedimentary rock?

• Limestone

• Granite

• Shale

• Sandstone

_______________ is formed when limestone is put under great heat or pressure due to plate movement or when molten magma comes in contact with limestone.

• Marble

• Quartzite

• Granite

• Basalt

_________ & ____________ are extracted from rock by drilling and pumping. This involves drilling deep into the Earth's core.

• Oil & Gas

• Petrol & Diesel

• Coal & Limestone

• Gas & Petrol