Minerals and Rocks

Which BEST describes the rock cycle?

• New rocks form from older rocks.
• Lunar rocks change into terrestrial rocks.
• Rocks in the ocean become rocks on land.
• Layers of rock are broken by faults.

Hardness:

• It’s the ability of some minerals to break in geometric shapes

• It's the stripe colour of a mineral

• It's a measure of a mineral’s resistance to being scratched

• None of the answers is correct

a naturally occurring, non-living solid that has a specific chemical make-up and a repeating structure.

• rock

• mineral

• stone

• mountain

Which one is not a property used to identify minerals?

• streak

• luster

• hardness

• size

-The color of the powder left behind when you rub the mineral against a tile.

• streak

• color

• harness

• luster

• the way a mineral's surface reflects light.

• streak

• luster

• color

• hardness

Which of the following minerals is one of the hardest minerals?

• pearl

• diamond

• talc

• quartz

By definition, a mineral has which of the following characteristic(s)?

• definite chemical composition
• crystal structure
• naturally occuring
• all of the above

A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?

• Fracture
• Cleavage
• Glassy
• Waxy

A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?

• Fracture
• Cleavage
• Glassy
• Waxy