G3 - Science - Summer Review - Unit 2

A ________ is a place where rocks are dug from the ground.

_ _ _ _ _ cover the Earth's surface.

Which of the following materials are man-made?

(There can be more than one correct answer.)

• glass

• cotton

• paper

• wood

• plastic

_________ materials come form nature.

• Natural

• Man-made

Which rock is marble?

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Which rock is it?

• diamond

• quartz

• slate

• granite

Which statement is TRUE about Granite?

• Granite is very smooth.

• Granite is very soft.

• Granite is very weak.

• Granite is very strong.

Small rocks can make the soil _______ or more like ________.

• sand - clay

• sandy - stone

• sandy - clay

• clay - stone

Sometimes a rock in soil is called a _ _ _ _ _.

Which picture is natural material?

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