Work, Power & Simple Machines

Quiz
•
Physics
•
10th - 12th Grade
•
Medium
+2
Standards-aligned
George Mims
Used 30+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Work is the product of?
Speed and force
Force and distance
Power and force
Motion and force
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which requirements are necessary in order for a force to do work on an object?
The Speed and force must be the same
The force and distance must be in the same direction
Some of the force must act in the same direction as the object moves
The Motion and force must act in the same direction as the object moves
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is a unit of power?
joule
watt
horsepower
newton
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Generally speaking, how much work is done when a vertical force acts on an object moving horizontally?
A high amount of work
A moderate amount of work
A low amount of work
Zero work
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Power is equal to work divided by
time
force
distance
mechanical advantage
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How is the work output of a machine related to its work input?
Always less
Always greater
Always equal
Always zero
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Why is the actual mechanical advantage of a machine always less than its ideal mechanical advantage?
The presence of friction results in the actual mechanical advantage of a machine always being more than its ideal mechanical advantage.
The presence of friction results in the actual mechanical advantage of a machine always being less than its ideal mechanical advantage
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