(Savvas 14.1) Ch. 14: Work, Power, and Machines
Quiz
•
Physics
•
8th Grade
•
Medium
Standards-aligned
Christopher Powers
Used 2+ times
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In science, work is done when a(n) _______________ acts on an object in the direction the object moves.
force
mass
temperature
pressure
Tags
NGSS.HS-PS2-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why isn’t work being done on a barbell when a weight lifter is holding the barbell over his head?
Because the barbell is not moving
Because the weight lifter is not applying force
Because the barbell is weightless
Because the weight lifter is not strong enough
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is the following sentence true or false? A vertical force does work on an object that is moving in a horizontal direction. True or False.
True
False
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In science, work that is done on an object can be described as the force acting on the object multiplied by the _______________.
distance
time
mass
velocity
Tags
NGSS.HS-PS2-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Choose the correct form of the work equation to use when determining the distance an object moves as a result of a force applied to it.
Distance = Force × Work
Distance = Force/Work
Distance = (Force)²
Distance = Work/Force
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The SI unit of work is the _________________
joule
newton
watt
pascal
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Circle the letter of the amount of work done when a 1 newton force moves an object 1 meter.
1 newton per second
1 joule
1 watt
1 newton per meter
Tags
NGSS.HS-PS2-1
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