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Copy of Unit 1 - Kinematics exit ticket (B) (8/22/2023)
By Sandra Kuhn
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Last updated about 1 year ago
7 questions
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1
1
1
1
Question 1
1.
Question 2
2.
Question 3
3.
Question 4
4.
How many times does this ball bounce? Write the number value only.
A boy is standing on the top of a cliff.
He throws a small rock vertically upwards with a velocity of 15 m.s
-1
. It takes 4 s for the rock to hit the ground below.
2
2
2
When a ball is thrown vertically upwards, and then caught again, at what point does its velocity become zero?
None of the above
Halfway in time
When it is caught
At the launch point
A ball is thrown vertically upwards.
Which ONE of the following physical quantities has a
non-zero
value at the instant the ball changes direction?
acceleration
momentum
kinetic energy
velocity
Samuel hits the cricket ball from the ground straight up in the air.
A graph of velocity vs time was drawn.
Upwards is taken as positive.
Which of the following graphs represents the corresponding position vs time graph?
Question 5
5.
What is the velocity of the rock (in m.s
-1
) when it hits the ground? Write the number only, two decimal places.
Question 6
6.
Calculate how long it takes (s) for the rock to reach its maximum height. Write the number only, two decimal places.
Question 7
7.
Calculate the height of the cliff (m). Write the number only, two decimal places.