Kinematics Unit 1 Master Review

Question 1

The slope of a position vs. time graph gives

Accepted Answer

velocity

Question 2

What is the motion of this object?

Accepted Answer

Object is slowing down

Question 3

In which graph is the particle the farthest from the origin at t = 5 s?

Accepted Answer

5

Question 4

A ball is launched at an angle with a speed of 20 m/s at an angle of 60o. Vx is

Accepted Answer

20cos(60)

Question 5

What is the motion of this object?

Accepted Answer

Object is slowing down in and moving in the + direction

Question 6

How many times does this object stop?

Accepted Answer

2

Question 7

Which of the following lines represent an object at rest?

Accepted Answer

None of the above

Question 8

A cannon ball is launched horizontally at 100 m/s. The initial horizontal speed is

Accepted Answer

100 m/s

Question 9

Which graph shows an object moving with constant negative speed?

Accepted Answer

III

Question 10

A ball is launched directly upwards. Its acceleration at max height is

Accepted Answer

- 9.81 m/s2

Question 11

At which point or points is its acceleration zero?

Accepted Answer

A and E

Question 12

At time T, what is true of the distances traveled by the vehicles since time t = 0?

Accepted Answer

The truck will have traveled further than the car.

Question 13

A cannon ball is launched horizontally at 100 m/s. The initial vertical speed is

Accepted Answer

0 m/s

Question 14

What is the motion of this object?

Accepted Answer

Moving at a constant velocity in + direction

Question 15

A ball is launched at an angle of 60o with speed of 20 m/s. Its speed at max height is

Accepted Answer

20cos(60)

Question 16

The area under a curve in a velocity versus time graph gives

Accepted Answer

displacement.

Question 17

A ball is launched directly upwards. Its speed at max height is

Accepted Answer

0 m/s

Question 18

What is the motion of this object?

Accepted Answer

Object is speeding up in - direction

Question 19

Which is a vector value?

Accepted Answer

displacement

Question 20

What are some possible units for acceleration?

Accepted Answer

mi/hr2

Question 21

What is the motion of this object?

Accepted Answer

Object is at rest

Question 22

A particle travels along the x-axis. At what value of t is the speed equal to 0 m/s?

Accepted Answer

3s

Question 23

Which of the following choices have the largest magnitude of acceleration?

Accepted Answer

A, B

Question 24

At which point or points is the magnitude of its velocity a minimum?

Accepted Answer

B, D, and E

Question 25

If the v of an object is 0 at some point, then its acceleration must also be 0 at that point.

Accepted Answer

False

Question 26

The speed of the object from time t = 1 s to time t = 2 s is

Accepted Answer

3 cm/s

Question 27

A ball is launched at an angle of 60o with speed of 20 m/s. Viy is

Accepted Answer

20sin(60)

Question 28

What is the acceleration of the object from t = 8 s to t = 10 s?

Accepted Answer

- 1 m/s2

Question 29

Which graph shows an object moving with constant positive acceleration?

Accepted Answer

IV

Question 30

What are some possible units for displacement?

Accepted Answer

m

Question 31

What is the displacement of the object in the first 10 seconds of motion?

Accepted Answer

16 m

Question 32

What is 'g'?

Accepted Answer

Strength of gravitational field at a location., Acceleration as a result of gravitational interaction

Question 33

Which of the following lines represent an object slowing to a stop?

Accepted Answer

A

Question 34

The acceleration of the object at time 1 s is

Accepted Answer

0 cm/s2

Question 35

The speed of the object from time t = 7 s to t = 10 s is

Accepted Answer

0 m/s

Question 36

What are some possible units for speed?

Accepted Answer

ft/s

Question 37

Which graph shows an object moving with constant positive speed?

Accepted Answer

II

Question 38

What is the motion of this object?

Accepted Answer

Object is speeding up in + direction

Question 39

What is the point of linearization?

Accepted Answer

to linearize non linear data to easily find quantities

Question 40

If the acceleration of an object is zero, then that object cannot be moving.

Accepted Answer

False

Question 41

A cannon ball is launched horizontally at 100 m/s. The initial vertical acceleration is

Accepted Answer

-9.81 m/s2

Question 42

Which object will return to its starting position?

Accepted Answer

E

Question 43

The slope of a velocity vs. time graph gives

Accepted Answer

acceleration

Question 44

A ball is hit with speed v at an angle Ɵ, at max height, the speed is

Accepted Answer

v cosƟ

Question 45

If the velocity of an object is zero, then that object cannot be accelerating.

Accepted Answer

False

Question 46

A cannon ball is launched horizontally at 100 m/s. The horizontal acceleration is

Accepted Answer

0 m/s2

Question 47

The area under a curve in a acceleration versus time graph gives

Accepted Answer

change in velocity.

Question 48

How many times does this object stop?

Accepted Answer

impossible to tell from this graph

Question 49

What is the motion of this object?

Accepted Answer

Object is moving at a constant velocity in - direction

Kinematics Unit 1 Master Review

Questions 49

Kinematics Unit 1 Master Review

Questions 49