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ENERGY - lesson 1
Potential, kinetic, thermal,conduction,convection,radiation
| Question | Answer |
|---|---|
| It takes _____________ to increase speed. | energy |
| Energy can ____________ from one form to another. | change |
| When energy changes from one form to another, the amount of energy _________ _______ change. | does not |
| Moving objects have ____________ energy. | kinetic |
| The faster an object is moving, the greater is the ______________ energy | kinetic |
| The _______________ energy in the car when it was at the top of a ramp is due to its height above the floor. | potential |
| The energy used to lift it against the force of ___________ was stored in the car. | gravity |
| When the car is released, the ___________ energy is changed to _____________ energy. | potential, kinetic |
| The greater the elevation of the car, the greater its ______________ energy. | potential |
| when an object falls, its height decreases, so its ______________ energy also decreases. | potential |
| An object falls due to the _____________ of ______________. | force of gravity |
| As an object falls, its speed increases so _______ energy also increases. | kinetic |
| During a fall, ____________ energy of the object changes to ____________ energy. | potential, kinetic |
| Kinetic energy of an object depends on the ___________ of the object. | mass |
| If two objects have the same elevation or height, the one with the greater mass has the greater ______________ energy. | potential |
| A battery has potential energy in the form of stored ____________ energy | chemical |
| The chemical energy in a bettery chantes to ____________ energy. | electric |
| As a spring expands its enrgy changes to _______________ energy. | mechanical |
| The water behind a dam has _____________ energy. | potential |
| A person standing on a diving board is an example of _______________ energy. | potential |
| A diver diving into the water is a form of _____________ energy. | kinetic |
| An apple on the branch is a form ___________ energy. | potential |
| An apple falling off of the branch is a form of ____________ energy. | kinetic |
| A lumberjack cutting logs is a form of ___________ energy. | kinetic |
| A skier standing on the mountain is a form of ___________ energy. | potential |
| A skier skiing down the hill is a form of _______________ energy. | kinetic |
| A baseball bat hitting the ball is a form of _____________ energy. | kinetic |
| Energy cannot be reated or destroyed. | Law of Conservation of energy |
| The more___________________ energy an object has, the hotter it is | thermal |
| When objects are in contact, ________________ energy moves from the object that has the higher temperature to the object that has the lower temperature | thermal |
| ___________________ energy always travels from hotter to cooler objects | thermal |
| _____________ works best through solids, especially through materials such as metals. | conduction |
| Metals are __________________. | conductors |
| Materials such as wood and plastic are _____________. | insulators |
| Much of the Earth's weather results from _________ current in atmosphere. | convection |
| _______________ is sometimes visible when thermal energy is changed to ___________ energy. | radiation,light |
| A book on a table has more _________________ energy than a book on the floor. | potential |
| A large semitrailer truck parked at a loading dock has ___________ kinetic energy than a compact car moving at 20 km/hr. | less |
| A temperature rise means there is an increase in the ____________ of the particles of substance. | kinetic energy |
| When a pot of water is put on a stove, the water at the top heats mostly by ___________ . | convection |
| Energy travels from the sun to Earth by ________________. | radiation |
Created by:
SONIAGODOY
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