| Descriptions |
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| Answers |
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| Energy transferred from a hotter object to a colder object. |
heat |
| Type of heat transfer that occurs when two objects are in direct contact. |
conduction |
| Type of heat transfer that occurs when molecules move within a liquid or gas. |
convection |
| Direct transfer of energy by electromagnetic waves |
radiation |
| Drinking a hot cup of coffee. Is this conduction, convection or radiation? |
conduction |
| A lizard warming in the sun. Is this conduction, convection or radiation? |
radiation |
| Taking a hot shower. Is this conduction, convection or radiation? |
conduction (The water is in contact with your skin.) |
| Walking on hot coals. Is this conduction, convection or radiation? |
conduction |
| Warming your hands over a fire. Is this conduction, convection or radiation? |
convection |
| Holding an ice cube in your hand. Is this conduction, convection or radiation? |
conduction |
| Hot air rising from a candle. Is this conduction, convection or radiation? |
convection |
| Instrument used to measure temperature. |
thermometer |
| Average amount of motion energy in the molecules of a substance. |
temperature |
| Type of radiation with a wavelength longer than visible light. |
infrared |
| Type of radiation with a wavelength shorter than visible light |
ultraviolet |
| Is ultraviolet light visible or invisible? |
invisible |
| Is infrared light visible or invisible? |
invisible |
| The top of a wave |
crest |
| The bottom of a wave |
trough |
| The distance from the crest of one wave to the crest of the next. |
wavelength |
| Source of earth's energy |
sun |
| Form in which energy travels from the sun to earth. |
electromagnetic waves |
| Sand heating up in the sun. Is this conduction, convection or radiation? |
radiation |
| A blacktop parking lot heats up on a sunny day. Is it conduction, convection or radiation? |
radiation |
| A home's furnace heats and circulates the air. Is it conduction, convection or radiation? |
convection |
| The number of waves that pass a point in a given amount of time. |
frequency |
| Temperature scale used by scientists and the rest of the world |
Celsius |
| Temperature scale used in the US |
Fahrenheit |
| Boiling temperature of water on the Celsius scale |
100 degrees |
| Freezing temperature of water on the Celsius scale |
0 degrees |
| Boiling temperature of water on the Fahrenheit scale |
212 degrees |
| Freezing temperature of water on the Fahrenheit scale |
32 degrees |
| Unit used to measure temperature |
degree |
Ch.18 LTI-MA 509
