Test - Motion

Question 1

16. In this velocity vs time graph, the person at point B:

Answer 1

A. Has zero acceleration.

U6 C2 Acceleration
Pg 12

Question 2

35. The Space Shuttle is flying at 2 km/hr and lands on the runway. It then slows down to 0.5 km/hr. If this takes 0.25 hrs, what is your acceleration.

Answer 2

a = -6 km/hr2

U6 C2 Acceleration
Pg 11

Question 3

36. A car travels west for 240 km in 4 hr. What is the velocity?

Answer 3

v = 60 km/hr West

U6 C1 Describing Motion
Pg 3

Question 4

37. A person walks 3 miles north, turns, and walks 2 miles east. Calculate the person’s distance traveled and their displacement.

Answer 4

Displacement = 3.6 NE

U6 C1 Describing Motion
Pg 2

Question 5

39. 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/s2 in 10.8 s. What is his final velocity.

Answer 5

Vf = 15.8 m/s forwards

U6 C2 Acceleration
Pg 11