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Eighth Grade (Grade 8) Science Questions

You can create printable tests and worksheets from these Grade 8 Science questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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Grade 8 Heat Transfer
Entropy of a system is measured in                .
  1. Joule/kelvin
  2. Joule Kelvin
  3. Kelvin/Joule
  4. Kelvin Joule
Grade 8 Physics
Air conditioning units cool our homes during the summer months                              .
  1. by generating heat
  2. by removing heat from the air
  3. by creating cold air
  4. by using electricity
Grade 8 Heat Transfer
The second law of thermodynamics governs the direction of heat transfer, which is from                                                          .
  1. a lower temperature region to a higher temperature region
  2. a higher temperature region to a lower temperature region
  3. an isolated system to the surroundings
  4. the surroundings to an isolated system
Grade 8 Physics
Temperature measurement devices, such as thermometers, rely on the principle of                                 .
  1. the first law of thermodynamics
  2. the second law of thermodynamics
  3. the third law of thermodynamics
  4. the zeroth law of thermodynamics
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