Car Practice

What net force is required to accelerate a car at a rate of 2 m/s² if the car has a mass of 3,000 kg?

• 2 m/s²

• 6,000 N

• 6,000 kg

• 1,500 N

Tags

NGSS.MS-PS2-2

Karen's car has a mass of 2,000 kg. If her car exerts a force of 8,500 N, how fast will it accelerate?

• 4.25 m/s²

• 0.24 m/s²

• 17,000,000 m/s²

• 42.5 m/s²

Tags

NGSS.MS-PS2-2

Your car has a mass of 2500 kg and a force of 5000 N. How fast will it accelerate?

• 20 m/s²

• 0.5 m/s²

• 2 m/s²

• 120 N

Tags

NGSS.MS-PS2-1

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How much force the man will need to exert to move the car.

• 5000 N

• 50 N

• 20,000 N

• 500 N

Tags

NGSS.MS-PS2-2

What is the primary energy conversion that occurs in a car engine?

• Chemical energy to mechanical energy

• Mechanical energy to electrical energy

• Thermal energy to chemical energy

• Electrical energy to thermal energy

Which gas is primarily responsible for the greenhouse effect emitted by cars?

• Carbon dioxide

• Methane

• Nitrous oxide

• Ozone

What is the role of a catalytic converter in a car?

• To reduce harmful emissions

• To increase fuel efficiency

• To improve engine power

• To cool the engine

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Which of the following is a byproduct of incomplete combustion in car engines?

• Carbon monoxide

• Water vapor

• Oxygen

• Nitrogen

What scientific principle explains the operation of airbags in cars?

• Newton's First Law of Motion

• Pascal's Principle

• Bernoulli's Principle

• Archimedes' Principle

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NGSS.MS-PS3-1

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How does a hybrid car primarily conserve energy?

• By using regenerative braking

• By using solar panels

• By reducing air resistance

• By using lighter materials