Acceleration Question Preview (ID: 8057)
Answer The Review Questions About Acceleration.
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Which of the following is an example of a measurement of acceleration?
a) 4m
b) 4m/s
c) 4m/s^2
d) 4 cm ^3
If you see a triangle in front of a t, what does it mean?
a) Time
b) Change in time
c) Distance times time
d) Time equals zero
Which of the following sets of measurements can be used to calculate acceleration?
a) time and distance
b) time, position, and velocity
c) change in time and change in position
d) change in time, initial velocity and final velocity.
Which statement best describes the difference between acceleration and deceleration?
a) Acceleration is measured in m/s^2 while deceleration is not.
b) Acceleration takes position into account while deceleration does not.
c) Deceleration does not require an initial velocity and a final velocity to calculate.
d) Deceleration usually refers to an object that is slowing down, while acceleration may not.
Which is not a measurement for deceleration?
a) 10.4 km/h²
b) -1.7 m/s²
c) -8.0 m/s
d) -5.6 km/s²
What do the following symbols represent? Vi and Vf
a) change in velocity
b) initial velocity and final velocity
c) velocity in two different directions
d) The velocity of Object i and Object f
A fox is traveling at a velocity of 2.7 m/s. 3.5 seconds later it is traveling at a velocity of 4.8 m/s. What is the acceleration of the fox?
a) 0.6 m/s²
b) 0.75 m/s²
c) 0.9 m/s²
d) 1.75 m/s²
Mary is traveling at a speed of 35 m/s sees a squirrel run across the road in front of her and slams on the brakes. Four seconds later she has stopped. What is her acceleration?
a) -8.75 m/s²
b) -7.85 m/s²
c) 7.85 m/s²
d) 8.75 m/s²
A jet approaching a runway at 24m/s west. It comes to a stop in 1.6 s. What was the acceleration the pilot felt during the landing?
a) -24 m/s²
b) -15 m/s²
c) 15 m/s²
d) 24 m/s²
Water rushes down a river with at 2.4 m/s. In 4 seconds it decrease to 0.6 m/s. What is the deceleration of the water?
a) 0.24 m/s²
b) 0.45 m/s²
c) 0.60 m/s²
d) 1.80 m/s²
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