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Worksheets8G Science HW#21: Chapter 21
Total questions: 12
Worksheet time: 11mins
The rate at which velocity changes is called ____.
Newton
Acceleration
Force
Mass
If a force of 26 N is exerted on two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have the greater acceleration?
The one with a mass of .078 kg will have the greatest acceleration.
The one with a mass of 0.52 kg will have the greatest acceleration.
They will both accelerate at the same rate.
A 20 kg bike accelerates at 10 m/s2. What was the force?
30 N
10 N
200 N
2 N
20 N
A student pushes a box to right with a force of 10N while a young boy pushes the box to the left with a force of 8N. What is the sum of all forces on the box?
18N left
18N right
2N right
2N left
Find how much force the man will need to exert to move the car.
5000 N
50 N
20,000 N
500 N
A 25 kg bike accelerates at 10 m/s2. What was the force?
250 N
2.5 N
25 N
15 N
If an object was accelerating at 5 m/s2, and a force of 10 newtons was required to accelerate it, what was the object's mass?
50 kg
2 kg
0.5 kg
5 kg
