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Simple Machines Simple Machines Fifth Grade Science Fifth Grade Science

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Page 1: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

Simple MachinesSimple Machines

Fifth Grade ScienceFifth Grade Science

Page 2: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

SIMPLE MACHINE- is a SIMPLE MACHINE- is a tool that makes work tool that makes work

easier and has few or no easier and has few or no moving partsmoving parts

Page 3: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

Types of Simple Types of Simple Machines:Machines:

Page 4: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

PulleysPulleys

►A A pulleypulley- uses grooved wheels and a - uses grooved wheels and a rope to raise, lower, and move a loadrope to raise, lower, and move a load For example: window blinds, craneFor example: window blinds, crane

Page 5: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

pulley

Page 6: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

Lever- a stiff bar that Lever- a stiff bar that rests on a middle rests on a middle

supportsupport

Can you think of an example of a lever?

Page 7: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

See Saw

Page 8: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

Wedge- has at least one slanted side that ends in a sharp edge

An axe blade is a wedge that cuts material apart.

Page 9: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

Wheel

Axle

A wheel with a rod through its center lifts or moves loads

Wheel and Axle

Page 10: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

Inclined Plane- a slanted surfaceInclined Plane- a slanted surface

It is much easier to move an object up an inclined plane than straight up

Page 11: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

Screw- an inclined plane that is wrapped around a pole

Screws hold things together and can be used to lift materials.

Page 12: Simple Machines Fifth Grade Science. SIMPLE MACHINE- is a tool that makes work easier and has few or no moving parts

Can you think of any simple Can you think of any simple machines that you see machines that you see

everyday?everyday?►Wheels on backpacks and suitcasesWheels on backpacks and suitcases

►Ramps into truck bedsRamps into truck beds

►Screws in desk legsScrews in desk legs

How are each of these simple machines?

What problems are they solving?


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