unit 1 physics quiz practice questions
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16 Terms
what does the slope of a position-time graph represent?
velocity
what does the slope of a velocity-time graph represent ?
acceleration.
What type of shape for a position-time graph means something moves with a constant speed?
linear
What type of shape for a position-time graph means something isn't moving at all?
horizontal
What type of shape for a position-time graph means something is moving with a constant acceleration?
parabolic
Which of the following quantities are scalar quantities (has no direction, only magnitude)?
distance traveled,speed,time.
Which of the following quantities are vector quantities (has direction and magnitude)?
position,displacement,velocity,acceleration.
what letter represents speed and velocity
v
What letter represents distance traveled?
x
What letter represents acceleration?
a
An athlete runs at 2m/s for 10 minutes. What distance does the athlete cover?
1200m
A car travels a distance of 2,500m in 80 seconds. What is the average speed of the car?
31.25m/s
A toy car moves 2 meters to the left in 2 seconds then moves 1 meter to the left in 2 seconds. What is the toy car's displacement?
1m
A toy car moves 2 meters to the left in 2 seconds then moves 1 meter to the left in 2 seconds. What is the toy car's distance traveled?
3m
A toy car moves 2 meters to the left in 2 seconds then moves 1 meter to the left in 2 seconds. What is the toy car's average speed?
0.75m/s
A toy car moves 2 meters to the left in 2 seconds then moves 1 meter to the left in 2 seconds. What is the toy car's average velocity?
0.25m/s