Energy, Machines and Motion
Due Friday
Use THIS to help you
(Read and Summarize)
(Read and give 5 of your own examples of pulleys at work)
Levers
(Refer to reading in class and the SIMPLE MACHINES WORKSHEET, give an example of a first class, second class and third class lever)
Due Tomorrow
Intro To Motion
Energy, Machines and Motion
Homework
Test Review: Come prepared to discuss
Describe three energy transformations that take place to light a light bulb in a flashlight. Draw a picture to help with your description.
Describe the 3 different types of variables used in scientific inquiries.
Write a hypothesis that you might use to conduct an experiment involving the effects of sunlight on plant growth.
Homework
Test Review: Come prepared to discuss
Describe potential energy related to a battery.
Describe potential and kinetic energy using the K'NEX roller coaster demonstration.
What happens to the potential energy of a ball when it is being lifted?
What happens to the potential and kinetic energy of a ball as it falls?
Test Review: Come prepared to discuss
Describe the forces acting on a fan car as it moves. Include a pair of balanced forces and a pair of unbalanced forces.
What happens to the energy in a battery as it is being used to power an electrical device?
What happens when the battery is being charged in a charger?
Energy, Machines and Motion
Grade Check Ups and Missing Work
Check Yourself Before You Wreck Yourself!
