Test - U6 C1-C2 Motion Flashcards
1
Q
- A car moves around a wide turn going 45 mi/hr the whole time. The car has a constant…
A
Speed
U6 C1 pg. 3
2
Q
- Find the acceleration of the bicyclist in the graph to the right from 5 to 6 s.
At 5 s, he was going 30 m/s and at 6 s, he was going 45 m/s.
A
15 m/s^2
U6 C2 pg. 11
3
Q
- At what point is the rate of change of velocity the greatest?
In part A of his walk, his slope goes from the bottom left to top right. In part B, he has no slope. In part C, his slop goes from top left to bottom right.
A
A
U6 C1 pg. 5
4
Q
- Ben is exercising his pony on a large, oval track. The pony is trotting at a constant speed of 10 m/s around the track. Which statement can be made about the pony’s motion?
A
The pony is accelerating
U6 C2 pg. 11
5
Q
- The velocity of an object must include both a _________ and a direction. (Fill the blank)
A
Speed
U6 C1 pg. 3
6
Q
- Can the velocity of a car change when it’s speed is constant? Explain why or why not.
A
Yes, because velocity is speed and direction. So the velocity can change if the car changes direction.
U6 C1 pg. 3
7
Q
- A competitive go-cart driver is traveling 32 m/s. He sees a caution flag go up, so he slows at a rate of -1.5 m/s^2 in 10.8 s, what is his final velocity?
A
Vf = 15.8 m/s FORWARDS
U6 C1 pg. 3-4
