WorksheetsUnit 14 vocab quiz Study Guide
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
the amount of energy supplied to a machine, or the work done on a machine.
a)
Work Input
b)
work
c)
power
d)
horsepower
e)
Machine
2.
the side of the lever where force is applied.
a)
Work Input
b)
input arm
c)
work
d)
power
e)
horsepower
3.
the energy transferred to or from an object via the application of force along a displacement.
a)
Work input
b)
Input arm
c)
work
d)
power
e)
horsepower
4.
the rate at which work is done.
a)
Work input
b)
Input arm
c)
work
d)
power
e)
horsepower
5.
Is approximately 745.5 watts.
a)
Work input
b)
Input arm
c)
work
d)
power
e)
horsepower
6.
A device that applies force, changes the direction of a force, or changes the strength of a force, in order to perform a task, generally involving work done on a load.
a)
Machine
b)
input force
c)
output force
d)
mechanical advantage
e)
actual mechanical advantage
7.
The force you apply to the machine.
a)
Machine
b)
input force
c)
output force
d)
mechanical advantage
e)
actual mechanical advantage
8.
the force exerted on an object by a simple machine.
a)
input force
b)
output force
c)
mechanical advantage
d)
actual mechanical advantage
e)
ideal mechanical advantage
9.
A measure of the ratio of output force to input force in a system.
a)
input force
b)
output force
c)
mechanical advantage
d)
actual mechanical advantage
e)
ideal mechanical advantage
10.
equals the ratio of the output force to the input force. This takes friction into account.
a)
input force
b)
output force
c)
mechanical advantage
d)
actual mechanical advantage
e)
ideal mechanical advantage
11.
Found by dividing the input distance by the output distance.
a)
input force
b)
output force
c)
mechanical advantage
d)
actual mechanical advantage
e)
ideal mechanical advantage
12.
The percentage of the work input that becomes work output
a)
Efficiency
b)
lever
c)
fulcrum
d)
wheel and axle
e)
inclined plane
13.
a rigid bar that is free to move around a fixed point.
a)
lever
b)
fulcrum
c)
wheel and axle
d)
inclined plane
e)
wedge
14.
The fixed point the bar rotates around
a)
lever
b)
fulcrum
c)
wheel and axle
d)
inclined plane
e)
wedge
15.
a simple machine that consists of two disks or cylinders, each one with a different radius.
a)
lever
b)
fulcrum
c)
wheel and axle
d)
inclined plane
e)
wedge
16.
a slanted surface along which a force moves an object to a different elevation.
a)
wheel and axle
b)
inclined plane
c)
wedge
d)
screw
e)
pulley
17.
a V -shaped object whose sides are two inclined planes sloped toward each other
a)
wheel and axle
b)
inclined plane
c)
wedge
d)
screw
e)
pulley
18.
an inclined plane wrapped around cylinder.
a)
inclined plane
b)
wedge
c)
screw
d)
pulley
e)
compound machine
19.
a simple machine that consists of a rope that fits into a groove in a wheel.
a)
inclined plane
b)
wedge
c)
screw
d)
pulley
e)
compound machine
20.
a combination of two or more simple machines that operate together.
a)
inclined plane
b)
wedge
c)
screw
d)
pulley
e)
compound machine
100 %
