Olivia, Nora, and Michael are on a field trip to a geology museum. They come across a diamond exhibit and learn that diamond has a hardness of ___ on Mohs Hardness Scale. Can you help them remember this fact?

• 1

• 5

• 8

• 10

How do you test the hardness of a mineral? 

• Throw it against a wall
• Step on it
• Scratch Test
• Kick it until it breaks

Tags

NGSS.5-PS1-3

What mineral is used for pencils?

• Graphite
• Galena
• Magnetite
• Quartz

What mineral is the softest mineral on Moh's Hardness Scale and the main ingredient in baby powder?

• feldspar
• talc
• gypsum
• kaolinite

David, Abigail, and Grace were doing a science experiment. They came across a mineral that smelled like rotten eggs. Which mineral were they likely handling?

• talc

• sulfer

• mica

• pyrite

A mineral's resistance to being scratched is called?

• streak
• luster
• hardness
• heft

When we tested minerals in class, we used a nail, a penny, and our fingernail to test the ___________________ of the mineral

• streak

• hardness

The _______________________ of a mineral can be metallic or nonmetallic.

• luster

• color

When testing the ________________________of a mineral, we can use the white or black plate and look at the color of the powder the mineral left behind.

• hardness

• streak

The scale that measures the hardness of a mineral

• Linear scale

• bathroom scale

• Moh's scale