Minerals are made of rocks.

• True

• False

Rocks are living things.

• True

• False

Scientists who study rocks and minerals are called

• paleontologists

• geologists

• astronomers

• botanists

The way a mineral feels when you touch it is it's

• texture

• color

• hardness

• luster

The measure of how difficult it is for a mineral to be scratched is its

• texture

• color

• hardness

• streak

What do all rocks have in common?

• They are all the same size.

• They are all the same color.

• They all have minerals.

• They are the same shape.

What is the difference between a rock and a mineral?

• Minerals are prettier.

• Rocks are made of minerals.

• Minerals have more uses.

• Rocks are found underground.

Which of the following might be made from rocks or minerals?

• cat litter

• houses

• medicine

• all of the above

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

• hardness

• luster

• size

• color

If you were to classify minerals by hardness, which of the following would be the hardest?

• 1

• 10

• 4.5

• 7