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Rainbow Science 9&10

What's That Got to Do with Being Useful? The Price of Being Useful & Hide & Seek

What is the law of conservation of energy? Energy never appears or disappears, but is transfererred from place to place, object to object
Does energy change forms? Yes -- in an example of a ball falling from a shelf it looses energy as it falls - energy is picked up by the air which is moved about by the falling ball. When the ball crashes to the floor, some of its energy is transferred to the floor.
What price is paid when there is a lift off the ground, a roll up a hill, or a push against a spring (different types of work)? Energy is paid
Energy can be turned into? Heat
What are other souces of energy? Sunlight, petroleum fuels and radioactive chemicals that release nuclear energy
Generators are converted into what type of energy? Electric energy
What type of energy is used in the explosion of an atomic bomb? Mass energy
Created by: jabby2us