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


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

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

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

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

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

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

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

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

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 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).

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

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 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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