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Hosted by The Second Grade

Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

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Page 1: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

Hosted

by

The Second Grade

Page 2: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

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Simple Machines Pulleys Levers Screws

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Page 3: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

Row 1, Col 1

This simple machine has a rope around a wheel and axle and

is used to raise and lower things.

What is a pulley?

Page 4: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

1,2

This object needs a pulley toraise it so the wind can

catch it to make a boat move.

What is a sail?

Page 5: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

1,3

This object is a lever thatneeds the same weight on

each end to make it fun to use.

What is a see saw?

Page 6: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

1,4

This object uses a screw to make holes in wood or metal.

What is a drill?

Page 7: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

2,1

This is a slanted, flat surfacethat is used to move things to

a higher place instead of lifting them.

What is an inclined plane?

Page 8: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

2,2

This object uses a pulley to raise it outside our school to

show our national pride.

What is a flag?

Page 9: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

2,3

This object uses a lever to remove things from wood .

What is a hammer?

Page 10: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

2,4

This object has a screw thatis used to keep its top in

place.

What is a jar lid?

Page 11: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

3,1

This simple machine is madefrom an inclined plane that is wrapped around a pole.

It is used to keep thingstogether.

What is a screw?

Page 12: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

3,2

This object uses a pulley to lift very heavy objects to

very high places. You maysee these around construction

sites.

What is a crane?

Page 13: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

3,3

This object uses two levers that work together to open food

that has a shell .

What is a nut cracker?

Page 14: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

3,4

This object has a screw at oneend where it connects to a

faucet. It allows waterto pass from the faucet

through the object.

What is a hose?

Page 15: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

4,1

This simple machine is madefrom two inclined planes. Itis used to split or separate

Things.

What is a wedge?

Page 16: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

4,2

This object needs a pulley to help lift a bucket full of water

from deep in the ground.

What is a water well?

Page 17: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

4,3

This lever helps to move aboat through the water.

What is an oar?

Page 18: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

4,4

This object uses a screw to hold objects in place when

sawing, bending or hammering

What is a vise?

Page 19: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

5,1

This simple machine is madeof two parts that work together

to roll objects.

What is a wheel and axle?

Page 20: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

5,2

This object uses a pulley tomove a line making it

possible to hang objects todry from a window.

What is a clothes line?

Page 21: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

5,3

This object uses a lever compare the weight of

objects.

What is a balance scale?

Page 22: Hosted by The Second Grade 100 200 400 300 400 Simple Machines PulleysLeversScrews 300 200 400 200 100 500 100

5,4

This air screw is used to helpsome kinds of airplanes fly.

What is a propeller?


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