Motion & Acceleration Quiz

A correct measure of velocity would be

• 300 m/hr

• 7,800 m/sec

• 40 kn/hr north

A car is traveling at a velocity of 70 km/hr west. To have the same velocity, another car would have to travel at

• the same speed

• the same speed and in the same direction

• the same speed in a different direction

10 miles per hour is an example of an objects what?

• Velocity
• Speed
• Acceleration
• Inertia

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The rate that a ccar's velocity changes is its

• speed

• force

• gravity

• accelleration

Acceleration is defined as the CHANGE in 

• time it takes for one place to move to another place. 
• velocity of an object.
• distance divided by the time interval 
• velocity divided by the time interval 

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In each of the following cases, determine where the car has no acceleration ?

• A car shortly after a stoplight turns green.
• A car approaching a red light
• A car with the cruise control set at 80 km/h
• A car turning a curve at a constant speed

Tags

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When are you undergoing an acceleration in a car? 

• speed up
• slow down
• make turns
• All of the above 

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A negative acceleration means that your object is _____. 

• not accelerating
• not moving
• speeding up 
• slowing down 

In each of the following cases, determine where the car has no acceleration ?

• A car shortly after a stoplight turns green.
• A car approaching a red light
• A car with the cruise control set at 80 km/h
• A car moving down a ramp

A negative acceleration means that your object is _____. 

• not accelerating
• not moving
• speeding up 
• slowing down