UNIT 4 - ROCKS AND MINERALS

Type of rock formed when magma solidifies

• Intrusive igneous rock

• Sedimentary rock

• Metamorphic rock

• Extrusive igneous rock

Type of rock formed when lava solidifies

• Intrusive igneous rock

• Sedimentary rock

• Metamorphic rock

• Extrusive igneous rock

Type of rock formed when rocks change under heat and pressure

• Intrusive igneous rock

• Sedimentary rock

• Metamorphic rock

• Extrusive igneous rock

Type of rock formed when sediments are compact over a long period of time

• Intrusive igneous rock

• Sedimentary rock

• Metamorphic rock

• Extrusive igneous rock

Minerals are ... substances

• organic

• inorganic

How a mineral reacts to light is called...

• colour

• lustre

• crystal structure

• hardness

Resistance to scratching of a mineral is called...

• colour

• lustre

• crystal structure

• hardness

Calcium is white and has sharp crystals

• True

• False

Gold is a shiny material that is very soft

• True

• False

Sodium is blue and has flat crystals

• True

• False