Geology Pt. 1 CIA Review

Which layer of the Earth is the least dense?

• Crust

• Mantle

• Inner Core

• Outer Core

When Magma inside the mantle heats up, cools and sinks back down over and over is an example of _____________________________.

• Convection

• Magnetism

• Subduction

• Volcanism

What is the composition of the OUTER CORE?

• Solid Iron and Nickel

• Liquid Iron and Nickel

• Rocky

• Soft Sand

Which one of the following choices is a property of a mineral?

• Hardness and Luster

• Luster and Solid

• Solid and Inorganic

• Inorganic and Color

How are a rock and mineral different from each other?

• Minerals are made out of Rocks

• Rocks are made out of Minerals

• They are the same thing so there is no difference.

• Rocks are found above ground and minerals are only found in caves.

Rocks are classified or identified by...

• where they are found.

• how they were formed.

• color and shape of the rock.

• what they are made out of.

Can someone show how a rock can change from one type to another in 1 month?

• No, because rocks do not change from one type to another.

• Yes, because that is plenty of time for a rock to change from one type to another.

• Yes, because rocks can change in less than 5 minutes.

• No, because the rock cycle is a long process and 1 month is not long enough.

Tags

NGSS.MS-ESS2-1

What is the rock cycle?

• how we identify a mineral

• how we discover fossils in nature

• when magma circulates inside of the Earth

• when rocks change from one type to another

When temperature and pressure increase, what type of rock is formed?

• Igneous

• Metamorphic

• Sedimentary

• Minerals

TRUE OR FALSE: Weathering is when rocks are broken apart by freezing water.

• TRUE

• FALSE