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Complete the equation __ = (__)  

◯ A.  

◯ B.  

◯ C.  

◯ D.  

Solve by completing the square  

Find the term that must be added to the equation to make it into a perfect square.

Find the term that mist be added to the equation to make it into a perfect square.

◯ A. 36

◯ B. -7

◯ C. 9

◯ D. 18

What is centripetal acceleration 

            I. v = +2.0 m/s, Δt = 2.0 s

           II. v = +3.0 m/s, Δt = 2.0 s

           III. v = -3.0 m/s, Δt = 2.0 s

       Which option ranks the displacement of there objects in decreasing order?

a. I, II, III

b. II, III, I

c. II, I, III

d. III, II, I

11. Which of these defines acceleration? Choose the correct answer.

a. the change in velocity

b. the change in displacement

c. change of velocity over time

d. the rate of change of displacement

12. An object moves at a constant speed in the direction of the arrow.

Which of these describes the object's movement? Choose the correct answer.

a. positive velocity

b. negative velocity

c. positive acceleration

d. negative acceleration

14. The stage choreography for a play requires an actor to walk 5 steps to the right, 9 steps left, and 2 steps back to the right standing over the trapdoor. What is the actor's distance traveled and their displacement?

a. 16 steps; -2 steps

b. 2 steps; 16 steps

c. 9 steps; 7 steps

d. 16 steps; -6 steps

15. "Two data points are enough information to see a trend or pattern." Select your response.

a. Yes, you can draw a line between them to show a trend or pattern.

b. Yes, you can draw a curve in between them to show a trend or pattern.

c. No, you can use just 1 singular data point to see a trend or pattern.

d. No, you need more than two data points to see a clear trend or pattern.

16. Which scenarios indicate acceleration? Select all correct answers.

a. A graph of position vs time that shows a horizontal line.

b. A graph of position vs time that shows a curve/parabola.

c. A racecar moving around a circular track at a constant speed.

d. A racecar slowing as it comes into a pit stop.

e. A racecar moving at 85 mph on a straight section of road

7. Which of these quantities has both magnitude and direction? Choose the correct answer.

A. Energy

B. Scalar

C. Unit

D. Vector

8. Jasmin is running in a park when she sees a dog to her right. Relative to Jasmin, the dog does not appear to be changing position. Which statement explains why the dog appears to not change position. Choose the correct answer. 

A. The dog is remaining in a stationary position.

B. The dog is moving in the opposite direction Jasmin is running.

C. The dog is running toward Jasmin at the same speed Jasmin is running.

D. The dog is running in the same direction and speed Jasmin is running.

9. What identifies the length of a velocity vector? Choose the correct answer.

A. the type of velocity

B. the direction of the velocity

C. the magnitude of the velocity

D. the cause of change in velocity