speed, velocity, acceleration quiz reveiw

Constant speed

speed that doesn’t change

Average speed

The overall rate of travel

instantaneous speed

The speed at a specific moment

Driving a car around the curve

In what’s scenario could your velocity change even though your speed is staying the

Yes, you have acceleration because your direction is constantly changing

If you were on a merry-go-round and the ride is moving at the same speed, the entire duration do you have acceleration?

In instantaneous speed because it is that speed at the exact moment

Does the speedometer of a car read average speed or instantaneous speed?

No, because it does not account for direction

If the speedometer of your car reads a constant speed of 40 km/hr can you say 100% for sure that the car has a con velocity?

The pedal and brake

What two controls on a car cause a change in speed

Steering wheel

What control causes a change in velocity

0 m/h

What is the acceleration of a car that travels to the straight line at a constant speed?

Turning the curve on the track

Describe a situation in which you can accelerate, even though your speed doesn’t change?

Distance

14km

Speed

30 m/s

Time

34 minutes

Distance

3 miles

Acceleration

6 m/s squared

Acceleration

5 m/h squared

Acceleration

4 m/s squared

Speed

150 mi/hr

Time

45 seconds