Physical Science Review 1

A magnet will pick up an object that is made of...

• plastic

• iron or steel

• glass

• copper

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The strongest parts of the magnet are ...

• fronts

• backs

• poles

• middle

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What force holds the planets in motion around the sun?

• Magnetic
• Electrical
• Gravitational
• Air Resistance

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What does the strength of gravity between two objects depend upon?

• Mass & distance
• Mass & weight
• Gravity & inertia
• Inertia & mass

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All objects in the universe have a gravitational attraction to each other. 

• True
• False

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What kind of energy is represented in this picture?

• Thermal
• Potential
• Nuclear
• Mechanical

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Energy of motion is which type of energy?

• Potential
• Kinetic
• Sound
• Gravitational

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A computer uses what type of energy to operate?

• Mechanical

• Light

• Electric

• Sound

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Shape is a ____ that helps identify an object.

• physical property
• chemical property
• mass
• matter

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Iron + oxygen = rust is an example of a ___________.

• physical property/change
• chemical property/change
• mass
• volume

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