Ch7 L3 5th

What is a solid material of Earth's crust with a definite composition called?

• Rock

• Mineral

• Soil

• Sand

Tags

NGSS.MS-ESS3-1

What term describes the way light bounces off a mineral's surface?

• Streak

• Hardness

• Luster

• Cleavage

Tags

NGSS.MS-PS4-2

What is the color of powder left when a mineral is rubbed against a hard, rough surface called?

• Luster

• Streak

• Hardness

• Cleavage

How well a mineral resists scratching is known as what?

• Cleavage

• Streak

• Hardness

• Luster

What is the tendency of a mineral to break along flat surfaces called?

• Cleavage

• Hardness

• Streak

• Luster

What contains a useful substance, such as aluminum or iron?

• Gem

• Mineral

• Ore

• Rock

Tags

NGSS.MS-ESS3-1

What are minerals valued for being rare and beautiful called?

• Ore

• Gem

• Mineral

• Rock

Which of the following is an example of a gem?

• Aluminum

• Iron

• Diamond

• Coal

Which of the following is NOT a characteristic used to identify minerals?

• Luster

• Hardness

• Cleavage

• Weight

What does a mineral with a metallic luster look like?

• Dull

• Shiny

• Rough

• Smooth