Types of Rocks

What are rocks made up of?

• Water

• Minerals

• Plants

• Gases

Tags

NGSS.MS-PS1-1

How many main types of rocks are there?

• Two

• Three

• Four

• Five

Which of the following is NOT a type of rock?

• Igneous

• Sedimentary

• Metamorphic

• Crystalline

Tags

NGSS.MS-ESS1-4

Why is understanding rocks important?

• It helps us learn about Earth's history and structure.

• It is necessary for gardening.

• It is required for space exploration.

• It helps in computer programming.

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

What are igneous rocks formed from?

• Metamorphosed sediment

• Cooled and solidified magma or lava

• Compressed organic matter

• Precipitated mineral solutions

What does the word "igneous" mean?

• Earthy

• Water

• Fire

• Air

How many types of igneous rocks are there?

• One

• Two

• Three

• Four

What are the two types of igneous rocks?

• Metamorphic and Sedimentary

• Intrusive and Metamorphic

• Intrusive and Extrusive

• Sedimentary and Extrusive

What are intrusive igneous rocks formed from?

• Lava that cools and solidifies on the Earth's surface.

• Magma that cools and solidifies beneath the Earth's surface.

• Sediments that are compressed over time.

• Metamorphic rocks that melt and then cool.

How do intrusive igneous rocks cool?

• Quickly, allowing no crystals to form.

• Quickly, allowing small crystals to form.

• Slowly, allowing large crystals to form.

• Slowly, allowing no crystals to form.