https://padlet.com/jennyhuangqingyu1/fdyummwo16t1 Made with a wink and a smile en-us 2017-11-01 02:14:18 UTC 2026-01-18 07:18:41 UTC hello@padlet.com jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202367040

A can opener can help us to open a can easier and it is more convenient than using knifes.]]> 2017-11-01 02:18:37 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202367040 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202367316 A complex machine is made up with simple machines. It is more complex than simple machine, which is the reason that it is called complex machine.]]> 2017-11-01 02:20:54 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202367316 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202367515 A simple machine is any of the basic mechanical devices for applying a force, such as an inclined plane, wedge, screw, or lever.]]> 2017-11-01 02:22:39 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202367515 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202367836 Well, a can opener is made up with four simple machines, which are wheel, axle, lever, and wedge.]]> 2017-11-01 02:25:57 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202367836 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202368006 Can openers are used because it helps people to reduce the energy using a knife to cut open the can. You can use can opener and it reduce the energy of cutting. You can just put it on top of the can's part of opening. And then pull it a bit. Then, the top of can pop off!]]> 2017-11-01 02:27:31 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202368006 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202369317 Pulley: You need to click on the picture to look at the picture.]]> 2017-11-01 02:38:50 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202369317 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202369683 Lever:]]> 2017-11-01 02:41:14 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202369683 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202369842 Wedge:]]> 2017-11-01 02:42:14 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202369842 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202370138 Inclined Plane:]]> 2017-11-01 02:44:31 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202370138 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202370286 Screw: ]]> 2017-11-01 02:45:42 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202370286 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202370617 Wheel and Axle:]]> 2017-11-01 02:47:27 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202370617 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202370780 1. Pulley helps to pull things up easily, usually used to lift things or to transformed heavy things.
2. Lever helps to affect the effort, or force, needed to do a certain amount of work, and are used to lift heavy objects.
3. Wedge helps to separate two objects or portions of an object, lift up an object, or hold an object in place.
4. Inclined Plane is used as an aid for raising or lowering a load. By the way Wedge is also a kind of Inclined Plane.
5. Screw are to hold objects together — such as wood — and to position objects.
6. Wheel & Axle consists of a wheel attached to a smaller axle so that these two parts rotate together in which a force is transferred from one to the other.

]]> 2017-11-01 02:48:36 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202370780 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202372298 A Can Opener can reduce the energy of using knife. When you are using a knife to open a can, you need to waste the energy of cutting. But, if you use a can opener, then you can easily open a can only using a bit of energy to pull a little.]]> 2017-11-01 03:02:16 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202372298 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202372641 A can opener can help people to open cans and they can reduce the time of using knife to open the cans, and also the energy of using knife to cut open the cans. Also, can openers reduce the dangerous of hurt, too! Because if we use knife to open a can, we might get hurt!]]> 2017-11-01 03:05:40 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202372641 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202373236       ;) Well! After can invented in 1810 by Frenchman Philippe de Girard, the can opener invented then in 1858 by Waterbury native Ezra J.  The can opener wasn’t Invented until 48 years after the invention of the can! XD]]> 2017-11-01 03:10:55 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202373236 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202374232 In MLA 8 Format:
TodayIFoundOut. “The Can Opener Wasn't Invented Until 48 Years After     the Invention of the Can.” Today I Found Out, TodayIFoundOut.com, 2      Dec. 2012, www.todayifoundout.com/index.php/2012/06/the-can-opener-wasnt-invented-until-48-years-after-the-invention-of-the-can/.

NAN. “Google Sheets - Create and Edit Spreadsheets Online, for Free.” Google, Google, 23 Oct. 2017, docs.google.com/spreadsheets/d/1m7ejXZR2-U1t5MD-AXX5taLDaA78olKIqLEFyzQ7V90/edit#gid=2048119118.

https://www.google.com.tw/search?q=simple+machines&client=browser-ubuntu&hs=rw6&channel=fe&hl=en&dcr=0&source=lnms&tbm=isch&

NAN. “Simple Machines.” Simple Machines, NAN, sa=X&ved=0ahUKEwizkMODtpzXAhXGj5QKHXZGD7cQ_AUICigB&biw=1278&bih=647#imgrc=G-v46msIMaS4rM: ]]> 2017-11-01 03:21:10 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202374232 jennyhuangqingyu1 https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202375853 Is Can Opener a Complex/Compound Machine? ~Introducing Video!]]> 2017-11-01 03:36:42 UTC https://padlet.com/jennyhuangqingyu1/fdyummwo16t1/wish/202375853