Simple machines power point

by Monica Findley EDTECH 541 September 29, 2013 Photo credit: http://www.google.com/imgres?imgurl=&imgrefurl=http%3A%2F%2Fje012.k12.sd.us%2F3rd%2520grade%2FSimple%2520Machines.htm&h=0&w=0&sz=1&tbnid=wVI8dOA-bZxxhM&tbnh=173&tbnw=291&zoom=1&docid=TLuro7rzzYSRbM&ei=hC9GUra9Aebk4APR0oGgDg&ved=0CAIQsCU

ALL ABOUT SIMPLE MACHINES

Have you ever wondered how work

is made easy? Photo Credit: http://media.mimmi-michaela.com/2013/03/Baby-thinking.jpg

“HMMM...”

Simple Machines make our work easy!

SIMPLE MACHINES SONG VIDEO CREDIT: HTTP://WWW.YOUTUBE.COM/WATCH?V=YNUGBDSWSM4

What are Simple Machines?""

Simple machines are tools that make our lives easier. These tools enable us to use less energy and less force to do work."""

""

Photo credit: http://www.google.com/imgres?imgurl=&imgrefurl=http%3A%2F%2Fwww.avon.k12.ma.us%2Flibrarymedia%2FSimple

%2520Machines.htm&h=0&w=0&sz=1&tbnid=sqONhm9PVTYEXM&tbnh=239&tbnw=211&zoom=1&docid=oEjod1TezMDRIM&ei=bFxHUs2FFYzl4APb_oDoAw&ved=0CAQQsCU

•  Lever •  Incline Plane •  Wedge •  Screw •  Pulley •  Wheel & Axle

There are six types of Simple

Machines?

Lever

There are two parts that make up the lever. The bar, which is called the“arm” and the fulcrum or pivot point. The lever helps us lift things easily.

FULCRUM OR PIVOT POINT

Photo Credit: http://www.michaelcawood.com/images/Personal_Projects/Dogs_on_a_Seesaw.jpg

ARM

Examples of the Lever

FULCRUM ARM

ARM FULCRUM

ARM

ARM

ARM

ARM

FULCRUM

Here are some examples of a Lever that I found in the classroom. Can you think of some other examples of a lever in your home or in the school building?

STAPLER

3 HOLE PUNCH

SCISSORS

Inclined Plane"""The Incline Plane is made up of a straight plane that is tilted up. Heavy objects can be moved from lower levels to higher levels.""""

PHOTO CREDIT: http://www.flickr.com/photos/45034206@N06/7342060068/in/photolist-cbMYEy-a3Yf47-487yLa-aqTF3p-

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Examples of an Inclined Plane

Incline planes are everywhere. How many Incline Planes can you find around you?

LEARNING COTTAGE RAMP

PLAYGROUND SLIDE

Wedge"""A Wedge is made up of two inclined planes. It is used to raise or to split an object.""

PHOTO CREDIT: http://www.flickr.com/photos/34067077@N00/3743184350/in/photolist-6GLNid-aWrrp-9A7V6x-9AaR5Y-9AaTDW-9AaSqS-9A7Tdt-9AaSCy-9A7Vii-9AaRFy-9AaS4Q-9A7VMM-9A7Ubc-9AaRfU-9A7W9i-9AaTej-9A7UwD-5fwHEs-2jg9P-vqvS8-9x8Pic-9x8Pu6-9xbNkb-aNnaya-4KK7Cj-7WHLpW-6gFg9U-5rLc3T-6gB62X-pRErF-4RRDRP-6jWtwv-7msFaG-6vXM1b-ydZ4Z-adHTn-4FhTQQ-bzU8Ap-bmZoiU-9iWQEk-6iermM-5TzNRf-7CR5h8-7CUTbf-7CUTq3-7CR5nT-7CUTks-7CR5ak-7CR54v-7CR5ba-7CR55P

WED

GE

FORCE

AXE

Examples of the Wedge

BOOK ENDS

Here are some classroom and office tools that are wedges. Can you think of any other examples of a wedge?

DOOR STOP

Screw""""

The Screw is made up of an incline plane wrapped around a pole. It holds objects together or drills holes.""

PHOTO CREDIT: HTTPS://WWW.GOOGLE.COM/SEARCH?AS_Q=A+SCREW&TBS=SUR:FMC&TBM=ISCH#FACRC=_&IMGDII=M5EB2G5AZVWH9M

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SCREW

Examples of the Screw

These screws help hold these objects together. Can you think what else screws hold together?

DOOR HINGE

SWING HINGES

Pulley A Pulley is a made up from a wheel that is wrapped with a cord or rope. A pulley changes the direction of force and makes it easy to hoist or lift objects.

PHOTO CREDIT: HTTPS://WWW.GOOGLE.COM/SEARCH?AS_Q=AN+ANIMATED+SCREW&TBS=SUR:FMC&TBM=ISCH#Q=AN

+PULLEY&TBM=ISCH&TBS=SUR:FMC&FACRC=_&IMGDII=_&IMGRC=DMUH5YR3UKPY3M%3A%3BVLQG3NDGJAKJJM%3BHTTP%253A%252F

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FORCE LOAD

Examples of the Pulley

HERE ARE SOME PULLEYS THAT I FOUND AT SCHOOL. WHAT OTHER PULLEYS CAN YOU THINK OF?

LAPTOP EXTENSION CORD FLAG POLE

Wheel & Axle A Wheel & Axle is a simple machine made of a wheel that turns on a cylinder or post, to help objects move quickly.

PENCIL SHARPENER

Photo Credit: ed101.bu.edu

Examples of a Wheel & Axle

How many other wheel & axle objects can you think of?

SPINNING GLOBE

PAPER TOWEL DISPENSER

TAPE DISPENSER

Game Break!""Do you understand simple machines yet? """Click on this link and play the Simple Machine Game:""http://www.msichicago.org/fileadmin/Activities/Games/simple_machines/"

SIMPLE MACHINES SCIENCE COURT VIDEO http://www.youtube.com/watch?v=Ro11TmGlSX4

Writing Activity""

Write 2-3 paragraphs to answer the following questions:""

1. Based on the movie, what is the job that Joe Smoe and Mary Murray do? "

2. How does Joe do his job and how does Mary do the same job?"

3. Do you think Joe Smoe works harder than Mary Murray? Why or why not?

Science Experiment "Activity"

""

1. Click on the Young Engineers Science Club website below. "

http://education.usace.army.mil/clubhouse/science/list.cfm?Topic=simmach"""

2. Work with a partner and choose an experiment. ""

3. Discuss the experiment and your findings. ""

4. Record your findings."""

""

BILL NYE THE SCIENCE GUY VIDEO-SIMPLE MACHINES http://www.youtube.com/watch?v=z5eC1C_PDgY

Directions: Click the picture and Work with a partner to identify all of the simple machines in a house or a shed.

INTERACTIVE ACTIVITY

http://edheads.org/activities/simple-machines/

Assessment Activity"""

How much have you learned? ""

Let’s take this quiz and see if we are Simple Machines Experts yet. "Click the link below."

"

SIMPLE MACHINE QUIZ

References"Internet Sources"

"* Edheads Simple Machine Interactive Activity. Available from

http://edheads.org/activities/simple-machines."* Nye, B. (2013, March 1). Simple Machines[Video file]. Retrieved from

http://www.youtube.com/watch?v=0LnkviArKBA"* Patricktoons12 (2013, June 20). Science Court: Work and Simple Machines [Video file].

Retrieved from http://www.youtube.com/watch?v=Ro11TmGlSX4"* Science Experiment Activity. Available from

http://education.usace.army.mil/clubhouse/science/science/list.cfm?Topic=simmach"* Science4us. (2012, January 12). Simple Machines Song[Video file]. Retrieved from

http://www.youtube.com/watch?v=yNUgbdsWSm4"* Simple Machine Quiz. Available from

http://softschools.com/quizzes/science/simple_machines/quiz392.html"* Simple Machines Simulation Activity. Available from

http://www.brainpopjr.com/science/forces/simplemachines/activity""