Types of Rocks

What is lava?

• Rocks that form from melted minerals

• Molten rock inside the earth

• Magma that reaches the earth's surface.

What are igneous rocks?

• Rocks formed from the cooling and solidification of magma or lava.

• Rocks formed by the accumulation of sediment.

• Rocks that have been altered by heat and pressure.

• Rocks that contain fossils.

What happens if the liquid rock is cooled?

• It turns into a gas

• It remains liquid

• It solidifies into rock

• It evaporates

Tags

NGSS.MS-PS3-4

Magma is:

• a type of rock found on Earth's surface

• molten rock beneath the Earth's surface

• a type of sedimentary rock

• a type of volcanic ash

We can tell if an igneous rock cooled slowly or quickly by examining its:

• color

• texture

• size

• weight

Slow cooling forms rocks with ________ crystals.

Rapid cooling forms rocks with ________ crystals.

Extra-fast cooling forms rocks with ________ crystals.

• no

• small

• large

• medium

Magma is found at _.

• A

• B

Tags

NGSS.MS-ESS2-1

Lava is found at _.

• A

• B

Tags

NGSS.MS-ESS2-2