Science Review Flashcard 1 4A

Front

What happens to the amount of soil when it is added to water and shaken?

Back

The amount of soil in the jar after shaking did not change.

Front

How does the shape of a glass affect the sound it produces?

Back

The shape of a glass affects its sound by altering the pitch and resonance produced.

Front

What are magnetic materials?

Back

Magnetic materials can be magnetized and are attracted to magnets.

Front

What happens to the volume of water when it freezes?

Back

Water molecules move away from each other as they freeze, causing the volume to increase.

Front

What is the definition of mass?

Back

Mass is the amount of matter in an object.

Front

What is the difference between mass and volume?

Back

Mass is how much matter is in an object, while volume is the amount of space that object occupies.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded.

Front

What is the definition of a solution?

Back

A solution is a special type of mixture where one substance is dissolved in another.

Front

What is the role of energy in changing states of matter?

Back

Energy is needed to change the state of matter, such as from solid to liquid or liquid to gas.

Front

What is the principle of buoyancy?

Back

Buoyancy is the ability of an object to float in a fluid due to the upward force exerted by the fluid.