yazied 7 science ( F) unit 1 lesson #2

The key ingredients of all rocks are _____________.

A _______________is a naturally-occurring and usually inorganic solid.

______________is molten rock inside Earth.

__________ is molten rock on Earth’s surface.

• Magma

• Lava

Lava is molten rock inside Earth.

• true

• false

As magma or lava cools, the atoms join together to form different_________________ .

Minerals are made up of ________________.

A ______________is a solid with its atoms or molecules arranged in a repeating pattern.

The way the crystal forms determines its size.

• true

• false

Which of the following processes can form a mineral? Select all that apply.

• cooling of melted rock

• changing heat and pressure

• erosion of sediments