8.1-8.2 Must Pass
  • 1. Because wind is a renewable resource, this type of energy transformation also helps ______ natural resources.
A) destroy
B) conserve
C) waste
D) eliminate
  • 2. In sunny climates, harnessing the energy of the sun and transforming it _______ to electrical energy is an excellent way of conserving natural resources.
A) indirectly
B) directly
C) contingently
D) accidentally
  • 3. Energy is _______ lost in energy transformation and energy transfer.
A) seldom
B) sporadically
C) rarely
D) never
  • 4. Energy is the _________ to do work.
A) attempt
B) struggle
C) effort
D) ability
  • 5. The unit that is used to measure energy is the _______.
A) Watt
B) Quone
C) Joule
D) Newton
  • 6. ________ energy is the sum of an object’s potential and kinetic energy.
A) Mechanical
B) Industrial
C) Automated
D) Residential
  • 7. _______ energy is the energy that an object has because of its position or condition.
A) Potential
B) Mechanical
C) Electrical
D) Kinetic
  • 8. _______ energy is the energy of an object that is due to the object’s motion.
A) Mechanical
B) Kinetic
C) Potential
D) Electrical
  • 9. _______ energy is produced when a force causes a substance to vibrate and the energy is transferred through the substance in mechanical waves.
A) KInetic
B) Potential
C) Sound
D) Thermal
  • 10. The vibration of electrically charged particles produces _______ waves.
A) Acoustic
B) Electromagnetic
C) Kinetic
D) Impulsive
  • 11. From the choices listed here select the one that is not an example of electromagnetic energy.
A) Microwaves
B) Light Waves
C) Sound Waves
D) Radio Waves
  • 12. Chemical energy is energy that is stored in _____ bonds that hold chemical compounds together.
A) Electrical
B) Magnetic
C) Thermal
D) Chemical
  • 13. The faster the molecules in an object move, the more _________ energy an object has.
A) Sound
B) Thermal
C) Magnetic
D) Chemical
  • 14. _______ is the energy that is transferred between objects that are at different temperatures.
A) Light
B) Radiation
C) Heat
D) Thermal
  • 15. Which way is heat energy transferred?
A) by chemical reactions
B) from the cooler to the hotter object
C) by electrons
D) from the hotter to the cooler object
  • 16. Electrical energy is the energy of ________ electrons.
A) moving
B) motionless
C) static
D) stationary
  • 17. An energy _______ occurs when energy changes from one form to another.
A) alteration
B) transformation
C) variation
D) translation
  • 18. _____ forms of energy can turn into, or transform to, any other form of energy.
A) some
B) most
C) all
D) no
  • 19. A single form of energy can transform to _______ other form of energy.
A) more than one
B) only one
C) no
  • 20. In humans and most other animals, chemical energy is transformed into mechanical energy within the ______.
A) muscles
B) lungs
C) bones
D) liver
  • 21. Swings work by repeatedly converting potential energy into _________ energy.
A) sound
B) mechanical
C) kinetic
D) thermal
  • 22. In wind-powered renewable energy systems, the kinetic energy of wind is used to generate _______ energy.
A) electrical
B) kinetic
C) chemical
D) thermal
  • 23. In hydroelectric renewable energy systems, the ______ energy of falling water is converted into electrical energy.
A) thermal
B) chemical
C) magnetic
D) kinetic
  • 24. Geothermal energy is energy produced by heat from Earth’s ________.
A) biosphere
B) oceans
C) atmosphere
D) interior
  • 25. An energy transfer is the movement of energy from one object or system to another object or system without being _________.
A) closed
B) cooled
C) transformed
D) heated
  • 26. Most natural systems on Earth are _____ systems.
A) vacuumed
B) combination
C) open
D) closed
  • 27. An energy _______ occurs when energy changes from one form to another.
A) drain
B) transformation
C) transfer
D) overload
  • 28. An energy ________ is the movement of energy from one object or system to another object or system.
A) overload
B) transformation
C) transfer
D) drain
  • 29. A type of potential energy, called ______ potential energy, results from an object being bent, or deformed, from its natural shape.
A) gravitational
B) elastic
C) mechanical
D) kinetic
  • 30. _________ potential energy is the energy an object has due to its position in space.
A) Gravitational
B) Mechanical
C) Elastic
D) Chemical
  • 31. Work is done when a force causes an object to move in the ______ direction of the force.
A) inverse
B) opposite
C) perpendicular
D) same
  • 32. As long as you are applying a force, you are doing work.
A) false
B) true
  • 33. _________ energy is the energy associated with the motion, position, or shape of an object.
A) chemical
B) mechanical
C) nuclear
D) thermal
  • 34. The mechanical energy of an object is the sum of its _______ energy and its kinetic energy.
A) original
B) elastic
C) gravitational
D) potential
  • 35. Work equals force _______ distance in the same direction as the force.
A) times
B) plus
C) divided by
D) over
  • 36. Energy and work are so related to one another that they are measured in the same unit, the ________.
A) Joule
B) Kilogram
C) Newton
D) Volt
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