Question

1) average speed equals
a) distance/time
b) time/distance
c) distance + time

2) velocity is the measure of
a) time and distance
b) space and time
c) speed that is constant
d) speed in a certain direction

3) what information is required in order to measure speed ?
a) time and distance
b) velocity and time
c) distance and velocity
d) momentum and time

4) this describes how far an object moves during a certain amount of time
a) velocity
b) magnitude
c) average speed

5) acceleration refers to _____
a) increasing speed
b) decreasing speed
c) changing direction
d) all of the above

6) an object will not change its velocity if a force acts upon it
a) true
b) false

7) what does a car's speedometer measure ?
a) speed
b) velocity
c) both

8) the slope of a distance - time graph correlates to
a) acceleration
b) time
c) distance
d) velocity

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Answer 1

Answer:

1. (a) distance/time

2.(d) speed in a curtain direction