TEMS - What Is A Machine? Review 4.2 And 4.3 Question Preview (ID: 18069)


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On a second-class lever, the best location for the resistance is...
a) Near the effort
b) In the middle
c) Near the fulcrum
d) On the ground

A single movable pulley has a mechanical advantage of...
a) 1
b) 2
c) 3
d) 4

As you move the fulcrum closer to the resistance on a first-class lever, the mechanical advantage gets...
a) higher
b) lower
c) stays the same
d) depends

A crowbar is a good example of ....
a) first-class lever
b) second-class lever
c) third-class lever
d) all classes (Depends on how you use it).

Scissors consist of...
a) Lever and wheel and axle
b) wheel and axle and wedge
c) lever and wedge
d) wedge and wheel and axle

A lightbulb is a good example of....
a) wedge
b) wheel and axle
c) screw
d) lever

A hockey stick is a good example of...
a) First-class lever
b) second-class lever
c) third-class lever
d) lever

A zipline is an example of....
a) Single movable pulley
b) single fixed pulley
c) lever
d) wheel and axle

How do you get a flag to the top of the flag pole?
a) single movable pulley
b) block and tackle
c) single fixed pulley
d) lever

What is the best way to get objects onto a moving truck?
a) Use a lever
b) Use a wedge
c) Use a wheel and axle
d) Use an inclined plane

The round objects on the bottom of a desk chair is a good example of....
a) lever
b) wheel and axle
c) single movable pulley
d) screw

A car is a good example of a...
a) Wheel and axle
b) screw
c) compound machine
d) lever

A faucet handle is a good example of....
a) wedge
b) screw
c) wheel and axle
d) pulley

A hammer is a good example of a....
a) wedge
b) first-class lever
c) second-class lever
d) third-class lever

The hose will attach to the faucet by...
a) a lever
b) a wedge
c) a wheel and axle
d) a screw

A butter knife is a...
a) wheel and axle
b) pulley
c) screw
d) wedge

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