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Chapter 15-Weiser
| Question | Answer |
|---|---|
| What types of material should you wear when it's cold? Why does these materials keep you warm? | Thick coats, gloves, hats, and boots. They keep warm air from escaping |
| A calculator that runs with or without a battery in the light needs __________energy to run. I can tell because it needs________in the dark. | solar batteries |
| A calculator that runs with or without batteries uses what kind of resources? | Renewable for the batteries and nonrenewable for the sun |
| __________________uses the most energy. | Driving a car |
| ___________is the ability to cause a change in matter | Energy |
| A piece of pottery on the edge of a high shelf has _________energy. | potential |
| Saving something so that it doesn't get used up is_________________. | conservation |
| ___________is the movement of thermal energy by electromagnetic waves. | Radiation |
| Energy due to an object's condition or position is________________. | potential energy |
| ________________is the energy of motion. | Kinetic energy |
| Transfer of thermal energy by the movement of a gas or liquid is ___________. | convection |
| _____________is the direct transfer of thermal energy from one object to another. | Conduction |
| Stored energy that can be released by a chemical reaction is____________________. | chemical energy |
| The source of light energy is the_________. | sun |
| The temperature of the air rises because______________________. | particles in the air move more quickly |
| __________is a renewable source of energy. | Wind |
| Heat can be transferred by_________________. | radiation |
| Some pots have a layer of copper on the bottom because___________________. | copper is a good conductor of heat |
| Warming up cold water by adding hot water to it, is an example of ________________. | convection |
| Air particles move more quickly when: | the sun is out and the temperature is high |
| A metal shed will be ______________in the summer and ____________in the winter. | hot cold |
| A wood shed would be ___________in the summer and ___________in the winter. | hot cold |
Created by:
Mrs. Logan
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