Gravitational and Electric Forces Quiz AS

What happens as you increase the distance between two objects?

• The gravitational force increases.

• The gravitational force decreases.

• The gravitational force remains the same.

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NGSS.MS-PS2-5

What unit is used to measure gravitational force?

• Newtons

• Pascals

• Joules

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NGSS.MS-PS2-4

What occurs when balanced forces act on an object?

• The object does not move.

• The object accelerates.

• The object changes direction.

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NGSS.MS-PS2-2

What role do unbalanced forces play in motion?

• They cause acceleration of an object.

• They keep the object at rest.

• They maintain constant velocity.

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NGSS.MS-PS2-2

Which of the following best describes inertia?

• Resistance to change in motion.

• The tendency to accelerate.

• The force acting on an object.

What is the difference between Digital Data and Analog Data?

• Digital data can be stored for a longer period of time than Analog can.

• Analog data is more accurate than Digital data.

• Digital data is always in binary format.

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NGSS.MS-PS4-3

Why are digital waves used in wireless networks instead of analog waves?

• Because it is easier to correct small disruptions in digital waves than in analog waves.

• Because digital waves travel faster.

• Because analog waves are outdated.

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NGSS.MS-PS4-3

How are wireless signals kept from going to the wrong device?

• Different devices operate on different wavelengths of the electromagnetic spectrum.

• All devices use the same frequency.

• Signals are encrypted.

What factors influence the strength of an electric field?

• The amount of charge and the distance from the charge.

• The type of material used.

• The temperature of the environment.

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NGSS.MS-PS2-3

Compare gravitational force with electric force in terms of their dependence on distance?

• Both forces decrease with distance.

• Gravitational force increases with distance.

• Electric force remains constant.

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