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6. What adaptation would be best suited to a desert fox?

  • Small, thick ears
  • Large, thick ears
  • Large, thin ears
  • Small, thin ears

7. When a gas condenses, what happens to the energy?

  • It increases, causing the particles to vibrate and join together
  • It is released and causes the temperature to increase
  • It is transferred to the container, cooling the surface
  • It is absorbed by the liquid causing the particles to move more

8. What is infrared radiation?

  • The shortest wavelength of electromagnetic radiation
  • Transfer of thermal energy by electromagnetic waves
  • Electromagnetic radiation in liquid substances
  • Transfer of thermal energy by particle collisions

9. When a liquid is heated, the particles...?

  • Rise
  • Fall
  • Expand
  • Contract

10. Why are flasks made from plastic?

  • Plastic is a poor conductor
  • Plastic is a good conductor
  • Plastic is warmer than metal
  • Plastic is colder than metal

11. What is created when a radiator heats the air around it?

  • Radiation cycle
  • Convection cycle
  • Convection current
  • Conduction current

12. What is conduction?

  • Transfer of heat energy through movement
  • Transfer of heat energy by vibrations and particle collisions
  • Transfer of heat energy by infrared radiation
  • Transfer of heat energy by condensation and evaporation