Rocks and Minerals

What tool do you use to test a mineral's hardness?

• water

• clay tiles

• nail

• penlight

What is the softest mineral?

• feldspar

• muscovite

• talc

• diamond

What is the hardest mineral?

• graphite

• fluorite

• diamond

• gypsum

This type of rocks is made up of layers that are cemented together.

• Igneous

• Metamorphic

• Sedimentary

This type of rock can be changed by heat, pressure, and water.

• Igneous

• Metamorphic

• Sedimentary

Tags

NGSS.MS-ESS2-2

This type of rock is formed when melted rock cools.

• Igneous

• Metamorphic

• Sedimentary

The hardness of a mineral is measured by a scale known as...

• Luster scale

• Hardness scale

• Moh's scale

• Transmissivity scale

How do sedimentary rock form?

• by pressure of layers of sediment
• by heat from volcanos
• by heat and pressure deep underground

What type of rock is formed from melted materials that cook and then harden?

• Sedimentary rocks
• Metamorphic rocks
• Igneous Rocks

What type of rock is pictured?

• Igneous
• Metamorphic
• Sedimentary