PMA 3 Review

How are igneous rocks formed?

• heat and pressure

• molten lava cools

• small pieces of sediments and fossils

• moving rocks from location to another

Which property describes how easily a mineral can be scratched?

• cleavage

• luster

• hardness

• streak

Which of the following is a nonrenewable resource that is used for building construction?

• wind

• water

• limestone

• oil

What is the major difference between weathering and erosion?

• weathering moves rocks while erosion breaks down rocks

• weathering breaks down rocks while erosion creates rocks

• weathering creates rocks while erosion moves rocks

• weathering breaks down rocks while erosion moves rocks

Which of the following is an example of a non-renewable resource?

• wind

• water

• solar

• phosphate

Which states of matter have a definite volume?

• solids, liquids, and gases

• solids and gases

• liquids and gases

• solids and liquids

How should a mixture of sand, iron filings, and marbles be separated?

• by particle size

• magnetic attraction

• by particle size and magnetic attraction

• by color and magnetic attraction

Which materials WILL dissolve in water?

• flour and salt

• sugar and sand

• sand and flour

• sugar and salt

When water in a gaseous state changes to a liquid, it is called ________.

• melting

• evaporation

• condensation

• freezing

Which of the following is a chemical change?

• burning

• dissolving

• cutting

• crushing