Gears and Pulleys (Moiz & Brian) by Moiz https://padlet.com/swagcena/johncena Made using the following two sources: http://cosi.org/downloads/activities/simplemachines/sm2.html and http://cosi.org/downloads/activities/simplemachines/sm1.html en-us 2017-02-24 19:07:38 UTC 2026-01-05 16:48:14 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Thunder.png 2. What is a pulley, and why is it useful? Give an example! swagcena https://padlet.com/swagcena/johncena/wish/156120700 A pulley is a simple machine.

It's useful because it makes things easier to lift.

An example of this is when we where watching Bill Nye simple machines and the workers where using pulley to lift a bike in a bedroom.

Don't forget to add an appropriate picture!]]> 2017-02-24 19:07:38 UTC https://padlet.com/swagcena/johncena/wish/156120700 5. What is a wheel and axle, and why are they useful? Give an example! swagcena https://padlet.com/swagcena/johncena/wish/156120701 A wheel and axle are cars

They're useful because it rolls heavy objects

An example of them being used is in a car motorcycle lawn mower

Don't forget to add an appropriate picture!]]> 2017-02-24 19:07:38 UTC https://padlet.com/swagcena/johncena/wish/156120701 7. What is a screw, and why is it useful? Give an example! swagcena https://padlet.com/swagcena/johncena/wish/156120702 A screw is a simple machine

It's useful because it holds things up it also digs

An example of this is a drill is a screw

Don't forget to add an appropriate picture!]]> 2017-02-24 19:07:38 UTC https://padlet.com/swagcena/johncena/wish/156120702 6. What is a wedge, and why is it useful? Give an example! swagcena https://padlet.com/swagcena/johncena/wish/156120703 A wedge is a simple machine

It's useful because it can seperate 2 objects.

An example of this is that a wedge holds open a door.

Don't forget to add an appropriate picture!]]> 2017-02-24 19:07:38 UTC https://padlet.com/swagcena/johncena/wish/156120703 4. What is a lever, and why is it useful? Give an example! swagcena https://padlet.com/swagcena/johncena/wish/156120704 A lever is a simple machine

It's useful because levers affect the force

An example of this is a cable car

Don't forget to add an appropriate picture!]]> 2017-02-24 19:07:38 UTC https://padlet.com/swagcena/johncena/wish/156120704 3. What is an inclined plane, and why is it useful? Give an example! swagcena https://padlet.com/swagcena/johncena/wish/156120706 An inclined plane is a ramp/slope.

It's useful because it puts half of the weight on the ramp/slope.

An example of this is when you push something up a ramp.

Don't forget to add an appropriate picture!]]> 2017-02-24 19:07:38 UTC https://padlet.com/swagcena/johncena/wish/156120706 1. What is a simple machine? Give an example! swagcena https://padlet.com/swagcena/johncena/wish/156120707 A simple machine is a machine that makes things easier to move/lift.

An example of a simple machine is a car is a simple machine.

Don't forget to add an appropriate picture!]]> 2017-02-24 19:07:38 UTC https://padlet.com/swagcena/johncena/wish/156120707