Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Force, Work And Energy
Test Description: 7th Grade TEKS aligned assessment on force, work and energy
Instructions: Answer all questions to get your test result.
1) Which of the following equations correctly describes the amount of work done?
A
speed x force
B
speed x time
C
force x energy
D
force x distance
2) Which of the following is the correct unit to measure the amount of work done?
A
meter
B
Joule
C
kilogram
D
Newton
3) A boy balanced a box that weighed 40 Newtons on his head for 5 minutes. If the boy was 1.5 meters tall, how much work did he do?
A
300 J
B
0 J
C
200 J
D
60 J
4) A force of 100 Newtons was used to push a 10 kilogram box through a distance of 5 meters. What is the amount of work done?
A
50 J
B
500 J
C
5000 J
D
1000 J
5) Harry uses a force of 20 Newtons to move a box a distance of 4 meters. Joshua uses a force of 40 Newtons to move a box a distance of 2 meters. Which statement is TRUE?
A
Work done by Joshua is greater than the work done by Harry.
B
Work done by Harry is the same as the work done by Joshua.
C
Work done by Joshua is twice the work done by Harry.
D
Work done by Harry is greater than the work done by Joshua.
6) Harry uses a single fixed pulley to lift water from a well. Which of the following statements regarding the pulley is true?
A
The pulley decreases the amount of force applied.
B
The pulley reduces the amount of work that needs to be done.
C
The pulley changes the direction of the force applied.
D
The pulley increases the amount of force applied.
7) Which of the following statements about work is true?
A
It measures how quickly an object accelerates.
B
It measures the change in an object's rate of speed.
C
It measures how much time it takes to move a massive object.
D
It measures how much effort is applied over a certain distance.
8) A kid applies a force of 70 Newtons to a ball over 1.1 meters. How much work did he do on the ball?
A
77 J
B
0.7 J
C
7.7 J
D
770 J
9) A ramp makes work easier by increasing:
A
The distance over which work is done.
B
The force needed to do work.
C
The acceleration of a massive object.
D
The time required to do work,
10) push or pull that causes an object to change its speed and/or direction is –
A
velocity
B
force
C
acceleration
D
potential energy
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?