Complete the chart below. Mechanism of Energy Transfer Mechanism Requires direct contact? Requires a medium? Conduction yes Convection Radiation Is the following sentence true or false? All objects at any temperature emit radiant energy.
- Complete the chart below.
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Mechanism of Energy Transfer |
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Mechanism |
Requires direct contact? |
Requires a medium? |
|
Conduction |
yes |
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Convection |
|
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Radiation |
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- Is the following sentence true or false? All objects at any
temperature emit radiant energy. - Hotter objects emit total energy per unit
area than colder objects do. - Is the following sentence true or false? The hotter a radiating
body is, the longer the wavelengths of maximum radiation it will
produce. - Objects that are good absorbers of radiation are also good
of radiation.
What Happens to Solar Radiation?
- List three things that can happen when radiation
strikes an object.
- Circle the letter of the process that produces rays that travel in all
directions. - absorption
- transmission
- reflection
- scattering
- About percent of the solar energy reaching
the outer atmosphere is reflected or scattered back into space. - What is the greenhouse effect?
- Is the following sentence true or false? Another term for the
greenhouse effect is global warming.
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