Difference between revisions of "Toer energy activity 1"
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https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcQloOBf_IkHFaUseVHrdjYRYpEGIBwnmh60TULr4Iofk_3mxpVZKQ | https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcQloOBf_IkHFaUseVHrdjYRYpEGIBwnmh60TULr4Iofk_3mxpVZKQ | ||
+ | http://www.google.co.in/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&cad=rja&uact=8&ved=0CAcQjRw&url=http%3A%2F%2Fenergyforkidseducationalwebsite.weebly.com%2Ftypes-of-potential-energy.html&ei=ZwEJVaDbAsG6uATppoHwAQ&bvm=bv.88198703,d.c2E&psig=AFQjCNHWpa4hdFclNkLpko42i_aXANvv4g&ust=1426739802029965 | ||
==Steps== | ==Steps== |
Revision as of 10:08, 18 March 2015
Activity Name
Observing that energy is ability to do work
Objectives
- Show the connection between energy and work done
- When force is applied, work is done and this changes energy state of the body
Method
Time
Materials
Use the following images for discussion
https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcQloOBf_IkHFaUseVHrdjYRYpEGIBwnmh60TULr4Iofk_3mxpVZKQ http://www.google.co.in/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&cad=rja&uact=8&ved=0CAcQjRw&url=http%3A%2F%2Fenergyforkidseducationalwebsite.weebly.com%2Ftypes-of-potential-energy.html&ei=ZwEJVaDbAsG6uATppoHwAQ&bvm=bv.88198703,d.c2E&psig=AFQjCNHWpa4hdFclNkLpko42i_aXANvv4g&ust=1426739802029965
Steps
- Ask students to hold a brick
- What happens to their hand?
- What happens if it is dropped?
- What are the forces acting on it?
- Investigate similarly with a spring
- Investiate similarly with a rubber band - catapult
Dicussion questions
=Notes(optional)