Do you know why objects appear to be black?
Black Body Radiation and Infrared Emission Quiz
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Question 1 of 10
1. Question
Match each description to the correct type of radiation behaviour.
Sort elements
- Absorbs all incident radiation
- Transmits most incident radiation
- Perfect black body
- Transparent body
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Question 2 of 10
2. Question
Arrange the following in order of radiation intensity emitted from lowest to highest, assuming all objects are heated equally.
- Sun's surface
- Hot metal
- Body at room temperature
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Question 3 of 10
3. Question
[question number = 11.1] What is the relationship between temperature and radiation emission?
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Question 4 of 10
4. Question
[question number = 11.2] Select all statements that are true for a perfect black body.
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Question 5 of 10
5. Question
Use some of the following answers to fill in the blanks:
Absorption, emission, equilibrium, radiation, earth-
When a body is at , its rate of radiation equals its rate of emission.
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Question 6 of 10
6. Question
What occurs when a body absorbs radiation faster than it emits it?
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Question 7 of 10
7. Question
Select the factors that affect the Earth’s temperature.
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Question 8 of 10
8. Question
Match each factor to its effect on the Earth’s temperature.
Sort elements
- Increases Earth's temperature
- Reduces heat retention
- Absorption of radiation
- Reflection of radiation
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Question 9 of 10
9. Question
Arrange the following processes in order to show how a body reaches thermal equilibrium, from start to finish.
- Absorption of radiation
- Thermal equilibrium achieved
- Emission of radiation matches absorption
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Question 10 of 10
10. Question
Use some of the following answers to fill in the blanks:
Black body, radiation, temperature, white body-
A perfect absorbs all incident .
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