Rocks and minerals practice

What rock is formed by layers of sediments that compress over a long period of time

• Sedimentary

• Igneous

• Metamorphic

• All rocks

_____________ are the building blocks of rocks and they are natural, nonliving substances (Most rocks have 1 or more of these)

• magma

• sediments

• rock

• minerals

Molten, or hot liquefied, rock that is deep below Earth's surface is ___________.

• magma

• sediments

• rock

• minerals

Materials, such as stones and sand, that are carried onto land or into water by water, wind, or a glacier are called ___________.

• magma

• sediments

• rock

• minerals

A ______________ is a naturally occuring solid substance that is normally made of minerals.

• magma

• sediments

• rock

• minerals

What rock is formed as magma cools and hardens?

• Sedimentary

• Igneous

• Metamorphic

• All rocks

What rock is formed by heat and pressure?

• Sedimentary

• Igneous

• Metamorphic

• Rock cycle

What is streak?

• the color of a mineral in powdered form

• a measure of the mineral's resistance to scratching

• a mineral's ability to allow light to pass through it

• how much the surface of a mineral reflect light

Weathering is the breaking down of rock into smaller pieces by wind, rain, or temperature.

• True

• False

True or False: Rocks are NOT made up of minerals

• True

• False