Science - Aston

What is the outermost layer of the Earth?

• magma

• crust

• lava

What is the magma that has erupted onto the Earth's surface?

• lava

• crust

• metamorphic rock

What is the molten rock under the Earth's surface?

• crust

• lava

• magma

Which is correct?

• Crust, magma and lava are the structure of the Earth.

• Crust and magma are the structure of the Earth.

• Magma and lava are the structure of the Earth.

What is a rock cycle?

• It is when rocks change from one type to another type in a cycle.

• It is when the Earth changes from one type to another type in a cycle.

• It is when water changes from one type to another type in a cycle.

_________ rock is formed when magma or lava cools and hardens.

_________ rock is formed from layers of sediments pressed together.

____________ rock is formed when other rocks are changed byheat and pressure inside the Earth.

What is an opening in the Earth's crust where lava, ash and gases erupt.

• rain

• volcano

• snow

• crust

Volcanoes can create new mountains or .............. .