METAMORPHIC AND IGNEOUS ROCKS BIOLOGY FINAL EXAM

Rocks that are formed as a result of cooling and solidification of magma

• igneous rock

• metamorphic rock

• plutonic (intrusive) rock

• volcanic (extrusive) rock

Melted rocky material below the Earth's crust or mantle

• magma

• lava

• granite

• liquid

Magma on the Earth's surface.

• lava

• granite

• water

• quartz

Rocks that are formed as magma cools slowly underground

• plutonic (intrusive) rock

• volcanic (extrusive) rock

• igneous rock

• metamorphic rock

Rocks that are formed as lava cools rapidly on the surface of the Earth.

• volcanic (extrusive) rock

• plutonic (intrusive) rock

• igneous rock

• metamorphic rock

The most common rock on the continental crust

• Granite

• Basalt

• Pumice

• Obsidian

The most common rock on the ocean floors.

• Basalt

• Granite

• Marble

• Slate

The rock that is light in colour, light weight and can float on water.

• Pumice

• Granite

• Basalt

• Obsidian

The rock that is black and smooth and looks like black glass.

• Obsidian

• Basalt

• Pumice

• Granite

The rock that is dark colour, heavy and hard and may have bubble holes.

• Basalt

• Granite

• Pumice

• Slate