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WorksheetsPhysical Science Final Exam Review - Physics
Total questions: 26
Worksheet time: 13mins
A total of 750 J of work was done when a force of 125 N was exerted on a box to move it. How far was the box moved?
850 m
6.00 m
906 m
600 m
A roller coaster car moves on a roller coaster track through positions W, X, Y, and Z.
At what position will the roller coaster car most likely have the greatest kinetic energy?
Y
X
Z
W
A 1-kg block of ice is set into motion on a frictionless surface. It attains a speed of 5 m/s at point X.
What is the kinetic energy of the ice at point X?
2.5 J
12.5 J
25 J
5 J
How much power is used to lift a box that weighs 50 newtons 10 meters in 10 seconds?
50 watts
5,000 watts
5 watts
500 watts
What is the potential energy acquired by an object with a mass of 5.00 kilograms when it is raised 5.00 meters?
245 J
25.0 J
49.0 J
480 J
A 3.00-kg object rests on the roof's edge of a 10.0-m high building. What is the object's potential energy?
33.0 J
294 J
300 J
22.8 J
A student exerts a force of 500 N pushing a box 10 m across the floor in 4s. How much work does the student perform?
1,250 J
50 J
2,000 J
5,000 J
A student uses two identical balls to perform an investigation. The student throws ball A with a horizontal velocity from a height of 10 meters. At the same time, another student drops ball B from the same height without any horizontal velocity. Neglecting air resistance, which best describes the results?
Ball A will hit the ground first.
Ball B will hit the ground first.
Ball A will take twice as long to hit the ground.
Both balls will hit the ground at the same time.
This graph shows the motion of a person riding a bicycle.
Which time period shows the acceleration of the bicycle?
0-4 s
10-16 s
4-8 s
8-10 s
After a spacecraft takes off, its distance traveled is measured and is represented in this graph.
What is the average speed of the spacecraft?
5 kilometers per second
1 kilometers per second
12 kilometers per second
3 kilometers per second
This chart represents information about four different carts and the force applied to each cart.
Which cart will have the greatest amount of acceleration?
X
Y
W
Z
An object rolls east at a steady speed of 12 m/s for 3.0 seconds. What distance did it travel?
18 m
24 m
7 m
36 m
This graph represents the motion of an object.
What is the average speed of the object from time = 0 to time = 5 s?
1.2 m/s
5.0 m/s
6.0 m/s
0.8 m/s
A car starts from rest and accelerates uniformly at 1.7 m/s/s. How long will it take the car to reach a speed of 34 m/s?
2 s
58 s
20 s
200 s
Which diagram best shows forces acting on an object that is sitting at rest on a table?
A car's velocity changes from 0 m/s to 40 m/s in 5 seconds. What is the average acceleration of the car?
5 m/s/s
35 m/s/s
200 m/s/s
8 m/s/s
A student is a passenger in the front seat of a moving car. Which object is the best frame reference for the student to determine how fast the car is moving relative to the ground?
a signpost on the side of the road
the driver sitting next to the student
a truck traveling in the lane next to the car
a person sitting in the back seat of the car
This diagram shows an object being pushed along a frictionless surface. The object accelerates at 2 m/s/s.
What force was applied to the object?
6 N
5 N
1.5 N
1 N
Which statement is true about an object in freefall? Assume negligible air resistance.
The acceleration of the object increases as it falls.
The object has a constant acceleration.
The object has a constant velocity.
The velocity decreases as the acceleration decreases as it falls.
A 200-kg load is suspended from a cable on a crane. The load is moved upward at a constant velocity 20 m to the top of the building. What would be true of the force on the cable as it moved upward?
The force on the cable depended upon the energy of the crane.
The force on the cable remained the same.
The force on the cable decreased.
The force on the cable increased.
A student in a boat decided to go for a swim. He dove off the back of the boat, as shown in the diagram. The boat moved in the direction shown by the arrow.
Which statement best explains why the boat moved in the direction shown?
A body in motion tends to remain in motion.
The acceleration of a body is directly proportional to the force applied.
Friction on the bottom of the boat was reduced because of the lake water.
For every action there is an equal and opposite reaction.
Which graph represents a car with a positive acceleration?
A
B
C
D
A chair exerts a force of 20 N on a floor. What is the force that the floor exerts on the chair?
20 N
40 N
21 N
10 N
Two equal forces act at the same time on the same stationary object but in opposite directions. Which statement describes the object's motion?
It accelerates.
It remains stationary.
It moves at a constant speed.
It decelerates.
Carts A and B have the same mass. Both students have a mass of 80 kg.
If the student in cart A pulls the rope, what will result?
Both carts will move toward each other
Cart A will move toward a stationary Cart B.
Cart B will move toward a stationary Cart A.
Cart B will move faster than Cart A.
A 100-N force causes an object to accelerate at 2m/s/s. What is the mass of the object?
0.02 kg
102 kg
50 kg
200 kg
