Sunken Millions Simple MachinesSunken Millions Simple Machines

3rd grade3rd grade

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A.A. wheel and wheel and axle, axle,

screw, wedgescrew, wedge

B. lever, B. lever,

wedge, wedge,

inclined planeinclined plane

C. All of themC. All of them

D. pulley, D. pulley, wedge, wedge, inclinedinclined

planeplane

Which of the following are Which of the following are all simple machines?all simple machines?

$200$200

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$400$400

An axe is an exampleAn axe is an example of what simple of what simple

machine?machine?

A.A. inclined inclined planeplane B. wedgeB. wedge

C. screwC. screw D. pulleyD. pulley

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$600$600

A door is an exampleA door is an exampleof what simpleof what simple

machine?machine?

A. PulleyA. Pulley B. Wheel and axleB. Wheel and axle

C. LeverC. Lever D. ScrewD. Screw

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$800$800

A flagpole A flagpole is an example is an example

of what of what simple machinesimple machine??

A. PulleyA. PulleyB. InclinedB. Inclined

PlanePlane

C. ScrewC. Screw D. LeverD. Lever

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$1000$1000

Which uses less force,Which uses less force, rolling or rolling or

sliding frictionsliding friction??

A. SlidingA. SlidingB. Same amountB. Same amount

of forceof force

C. PushingC. Pushing D. RollingD. Rolling

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$2000$2000

The ramps at football The ramps at football stadiums represent stadiums represent

what simple machine?what simple machine?

A. PulleyA. Pulley B. WedgeB. Wedge

C. Inclined planeC. Inclined plane D. ScrewD. Screw

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$4000$4000

An example of aAn example of a compound machine:compound machine:

A. Light bulbA. Light bulb B. CraneB. Crane

C. Door knobC. Door knob D. Wheel barrowD. Wheel barrow

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$6000$6000

A _____________ A _____________ has few or no has few or no moving parts?moving parts?

A.A. Compound Compound machinemachine B. Simple MachineB. Simple Machine

C. GearsC. Gears D. LeverD. Lever

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$8000$8000

A light bulb is an A light bulb is an example of what kind example of what kind of simple machine ?of simple machine ?

A. WedgeA. WedgeB. None of theseB. None of these

answersanswers

C. LeverC. Lever D. ScrewD. Screw

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$10000$10000

What are the What are the two kinds of pulleys?two kinds of pulleys?

A.A. Movable and Movable and Non-MovableNon-Movable B. Movable and fixedB. Movable and fixed

C. Fixed andC. Fixed and Non-Movable Non-Movable D. None of the aboveD. None of the above

CongratulatioCongratulations!ns!

CongratulatioCongratulations!ns!

You’ve recovered You’ve recovered the sunken the sunken

millions.millions.

You’ve recovered You’ve recovered the sunken the sunken

millions.millions.