Question 1 x = (1/2)(v 0 + v)t v = v 0 + at x = v 0 t + (1/2)at 2 v 2 = v 0 2 +

Question

Question 1

x = (1/2)(v0 + v)t

v = v0 + at

x = v0t + (1/2)at2

v2 = v02 + 2ax

1 points   

Question 2

x = (1/2)(v0 + v)t

v2 = v02 + 2ax

x = v0t + (1/2)at2

v = v0 + at

1 points   

Question 3

-1.0 m/s2

-0.5 m/s2

-0.2 m/s2

-0.1 m/s2

0.0 m/s2

0.1 m/s2

0.2 m/s2

0.5 m/s2

1.0 m/s2

1 points   

Question 4

the velocity is positive and increasing

the velocity is positive and constant

the velocity is positive and decreasing

the velocity is zero

the velocity is negative and decreasing

the velocity is negative and constant

the velocity is negative and increasing

1 points   

Question 5

The distance is always less than the displacement

The distance is always equal to the displacement

The distance is always greater than the displacement

The distance is always less than or equal to the displacement

The distance is always greater than or equal to the displacement

1 points   

Question 6

x = (1/2)(v0 + v)t

v = v0 + at

x = v0t + (1/2)at2

v2 = v02 + 2ax

1 points   

Question 7

-1.0 m/s2

-0.5 m/s2

-0.2 m/s2

-0.1 m/s2

0.0 m/s2

0.1 m/s2

0.2 m/s2

0.5 m/s2

1.0 m/s2

1 points   

Question 8

What is the velocity of a car that travels x = 6 m and in x = 4 s?

1 points   

Question 9

v2 = v02 + 2ax

x = v0t + (1/2)at2

v = v0 + at

x = (1/2)(v0 + v)t

1 points   

Question 10

-1.0 m/s2

-0.5 m/s2

-0.2 m/s2

-0.1 m/s2

0.0 m/s2

0.1 m/s2

0.2 m/s2

0.5 m/s2

1.0 m/s2

1.

x = (1/2)(v0 + v)t

2.

v = v0 + at

3.

x = v0t + (1/2)at2

4.

v2 = v02 + 2ax

Question 1 For constant acceleration, which of the following equations would you use to find the final velocity if you know the initial velocity, accceleration and time? Question 2 For constant acceleration, which of the following equations would you use to find the initial velocityif you know the acceleration, final velocity and distance? Question 3 What is the approximate acceleration at 50 sec? vel_vs_time0.gif Question 4 On the position vs. time graph, what is happening to the velocity of the object at t = 5.0s? pos_vs_time.gif Question 5 How does the distance compare to the displacement? Question 6 For constant acceleration, which of the following equations would you use to find the initial velocity if you know the final velocity, accceleration and time? Question 7 What is the approximate acceleration at 500 sec? vel_vs_time0.gif Question 8 What is the velocity of a car that travels x = 6 m and in x = 4 s? Question 9 For constant acceleration, which of the following equations would you use to find the acceleration if you know the initial velocity, final velocity and distance? Question 10 What is the approximate acceleration at 300 sec?

Explanation / Answer

1. 3
2. 2
3. 3
4. 2
5. 5
6. 2
7. 4
8. 1.5 m/s
9. 1.
10. 6

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