PHYS 101 TEST 3 CHAPTERS 4-5 QUESTIONS AND ANSWERS |
PHYS 101 TEST 3 STUDY GUIDE & PRACTICE TEST 2026/2027
If a race car is traveling around a circular track at a constant speed of 100 mph, we know that
the car experiences ........ - Correct answer ✔✔ a centripetal force.
Your instructor rides on a merry-go-round turning at a constant rate. In which direction does the
net force on your instructor point? - Correct answer ✔✔ toward the center
What is the change in velocity if a car traveling 30 m/s north slows to 20 m/s north? - Correct
answer ✔✔ 10 m/s south
Which of the following statements about projectile motion is true? - Correct answer ✔✔ All of
the above statements are true.
A football quarterback throws a long pass toward the end zone. Assume that you can neglect
the effects of air resistance. At the instant the ball reaches its highest point, what is the
direction of the acceleration on the ball? - Correct answer ✔✔ down
In uniform circular motion the ..... - Correct answer ✔✔ acceleration is perpendicular to the
velocity.
A gun is held horizontally and fired. At the same time the bullet leaves the gun's barrel an
identical bullet is dropped from the same height. Neglecting air resistance, which bullet will hit
the ground first? - Correct answer ✔✔ It will be a tie.
A bowling ball rolls off the edge of a giant's table with a horizontal speed of 15 m/s. If it takes 4 s
for the ball to hit the ground, what is the height of the table? - Correct answer ✔✔ 80 m
PHYS 101 TEST 3 STUDY GUIDE & PRACTICE TEST 2026/2027
If a race car is traveling around a circular track at a constant speed of 100 mph, we know that
the car experiences ........ - Correct answer ✔✔ a centripetal force.
Your instructor rides on a merry-go-round turning at a constant rate. In which direction does the
net force on your instructor point? - Correct answer ✔✔ toward the center
What is the change in velocity if a car traveling 30 m/s north slows to 20 m/s north? - Correct
answer ✔✔ 10 m/s south
Which of the following statements about projectile motion is true? - Correct answer ✔✔ All of
the above statements are true.
A football quarterback throws a long pass toward the end zone. Assume that you can neglect
the effects of air resistance. At the instant the ball reaches its highest point, what is the
direction of the acceleration on the ball? - Correct answer ✔✔ down
In uniform circular motion the ..... - Correct answer ✔✔ acceleration is perpendicular to the
velocity.
A gun is held horizontally and fired. At the same time the bullet leaves the gun's barrel an
identical bullet is dropped from the same height. Neglecting air resistance, which bullet will hit
the ground first? - Correct answer ✔✔ It will be a tie.
A bowling ball rolls off the edge of a giant's table with a horizontal speed of 15 m/s. If it takes 4 s
for the ball to hit the ground, what is the height of the table? - Correct answer ✔✔ 80 m
