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WorksheetsChanging Velocity
Total questions: 10
Worksheet time: 20mins
"4.5 m/s forward" counts as a velocity because it has an amount and direction. Select all of the following that counts as a different velocity.
4.5 m/s backward
5.5 m/s forward
0 m/s
3.5 m/s forward
"4.5 m/s forward" counts as a velocity. Select all of the following that counts as the same speed.
3.5 m/s forward
4.5 m/s to the left
4.5 m/s backward
0 m/s
If a runner starts from rest and accelerates forward at 14 m/s² for 0.75 s, how fast will they wind up going?
18.7 m/s
10.5 m/s
14 m/s
13.25 m/s
How much time does a car need to go 27 m/s faster if it has an acceleration of 7.2 m/s²?
0.27 s
19.8 s
194 s
3.75 s
A ship going 4.4 m/s forward takes 530 s to slow down to rest. What acceleration does the ship have?
-0.008 m/s²
-120 m/s²
0.008 m/s²
2332 m/s²
Select all of the following that acceleration can do:
Make something go faster
Make something go slower
Make something change direction
Make something stop
Suppose a cart is moving at 5.3 m/s when we fist see it, and it accelerates at -3.8 m/s². What is the cart's velocity 1.1 s later?
-4.18 m/s
1.5 m/s
1.12 m/s
4.82 m/s
Suppose a car moving at 37 m/s hits the brakes and accelerates at -4.7 m/s². The brakes are applied for 4.3 s. What is the average velocity of the car during this time?
26.9 m/s
-20.21 m/s
16.79 m/s
-174 m/s
A child on a ride has a positive velocity. Select all of the possible results of applying a negative acceleration.
The child comes to a stop.
The child moves forward with less speed.
The child moves backward with less speed.
The child moves backward with more speed.
A beagle runs with a velocity of +5.6 m/s. A pug runs by with a velocity of -8.5 m/s. Which of the following statements are true?
The beagle has more speed.
Their speeds cannot be compared.
The pug has a higher velocity.
The pug has more speed.
