WorksheetsUnit 8: Solving Equations
Total questions: 20
Worksheet time: 40mins
A runner whose initial speed is 8 m/s increases her speed to 9 m/s in order to win a race. If the runner takes 5.0 s to complete this increase in speed, what is her acceleration?
0.2 m/s2
-0.2 m/s2
5 m/s2
-5 m/s2
A fighter jet lands on the flight deck of an aircraft carrier. The jet must reduce its speed from about 42.5 m/s to exactly 0 m/s in 2.0 s. What is the jet’s acceleration?
21.3 m/s2
-21.3 m/s2
85 m/s2
-85 m/s2
A freight train has an unknown initial velocity when it begins braking as it approaches a train yard. The train’s acceleration while braking is –0.33 m/s2 . It takes the train 20 seconds to reach a final velocity of zero. What is the initial velocity of the train?
-6.6 m/s
60.6 m/s
6.6 m/s
-9.5 m/s
The “street” automobile with the greatest acceleration is the Tempest. It has an acceleration of 6.89 m/s2 . Suppose the car accelerates from rest to a final speed of 27 m/s. How long does it take the Tempest to reach this speed?
3.9 s
0.25 s
186 s
8.1 s
A dog runs on a waxed floor at an initial speed of 15 m/s. It begins to slow down with an acceleration of –0.35 m/s2 . What is the velocity of the dog after 10 seconds?
11.5 s
3.5
-3.5
18.5 s
If a force of 50 Newton's was applied to an object with a mass of 0.5 kg, what will the object's acceleration be?
If an object is pushed with a force of 20N and moves with an acceleration of 2.0 m/s^2, what is the object's mass?
10 kg
40 kg
20 kg
0.1 kg
If an object with a mass of 30 kg is moving with an acceleration of 4 m/s^2 what was the force used to push the object.
7.5 N
0.13 N
120 N
34 N
An kid threw a rock with a force of 24.6 N and the rock accelerates at 6 m/s2. What was the rock's mass?
0.24 Kg
41 kg
4.1 kg
46 kg
A girl weighs 300 N what is her mass here on Earth?
40.8 kg
41 kg
30.6 kg
300 N
A 5 kg rock on the planet Mercury has a weight of 18.5 N .What is the acceleration due to gravity on Mercury?
3.7 m/s2
0.27 m/s2
3.7 N
0.27 kg
A man has a mass of 45 kg. What is his weight on Earth?
500 N
45 N
690 N
441 N
What is the mass of a duck that weights 19.6 N on Earth?
2 kg
41 kg
0.1 kg
192 kg
The acceleration due to gravity on Jupiter is 25 m/s2 . What would be the weight of a 18 kg rock on Jupiter?
450 N
1.39 N
0.72 N
176 N
