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Motion/speed

Test Description: Speed and motion graphs

Instructions: Answer all questions to get your test result.

1) What is the speed of a car traveling 80 km in 2 hours?

A40 km/hr B80 km/hr C2 km/hr D160 km/hr

2) Which is not one of the criteria for acceleration?

Aslowing down Bdisplacement Cchanging directions Dspeeding up

3) You can show the motion of an object on a line graph in which you plot distance against

ADirection Bspeed Ctime DVelocity

4) What does a horizontal line on a distance-time graph represent?

Ano motion Bdeceleration Cacceleration DConstant speed

5) If you know the velocity of an object, you know its

Aacceleration Bspeed and direction Cspeed Dfinal speed and initial speed

6) A train slowing to a stop is an example of

Apositive acceleration. Bspeed Ca driver that doesn't know what he's doing. Dnegative acceleration.

7) A cyclist travels 15 m south in 5 minutes. What is his velocity?

A45 m/s B3 m/s C3 m/s south D45 m/s south

8) Acceleration is

Amoving from one place to another. Bthe difference between distance and displacement. Cthe change in speed over a given amount of time. Dthe rate at which velocity changes.

9) A runner went 25 km in 20 minutes and an additional 20 km in the next 30 minutes. What was the runner's average speed?

A.9 km/hr B5 km/hr C150 km/hr D25 km/hr

10) In an acceleration graph showing speed-versus-time, a horizontal line shows the acceleration is

Aconstant Bchanging Cdecreasing Dincreasing

11) If you know the distance an object has traveled in a certain amount of time, you can determine

Athe location of the object. Bthe acceleration of the object Cthe speed of the object. Dthe size of the object.

*select an answer for all questions

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