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Chapter 15-Weiser

QuestionAnswer
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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