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Energy Unit Study Guide

Quiz by Cheryl McLawhorn

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20 questions
Show answers
  • Q1
    Which of the following objects has the most kinetic energy?
    a bicycle going 10 miles per hour
    a car going 60 miles per hour
    a rock sitting on the edge of a cliff
    a spring that is compressed
    120s
  • Q2
    Which of the following is a form of energy? I. kinetic II. heat III. potential IV. electrical
    I, II, III, and IV
    I, II, and III only
    IV only
    I and III only
    120s
  • Q3
    Which of the following statements is true?
    An object with mechanical energy is always able to perform work.
    An object with stored energy cannot have mechanical energy.
    An object with kinetic energy is always positioned above the ground.
    An object with potential energy is always in motion.
    120s
  • Q4
    The wind turbines in the image above generate electrical energy, but they do not create energy. Where does the energy harnessed by wind turbines come from?
    Question Image
    the mechanical energy of air molecules
    the potential energy of the turbine blades
    the electrical energy of a power plant
    the chemical energy of a battery
    120s
  • Q5
    What property of light energy allows lighthouses to signal and warn ships?
    Question Image
    its ability to carry messages as radio waves
    its ability to trigger heat sensors on ships
    its ability to be stored until needed
    its ability to travel very far distances
    120s
  • Q6
    _______ energy is defined as stored energy.
    Kinetic
    Contained
    Potential
    Dynamic
    120s
  • Q7
    Which of the following statements about energy is true?
    Energy can be created or destroyed with sufficient heat.
    One form of energy cannot change into another form of energy.
    Energy is one of the fundamental building blocks of the universe.
    The amount of energy an object has always stays the same.
    120s
  • Q8
    Amy is at basketball practice. She is about to shoot a free throw. When she releases the ball ….
    Question Image
    the ball will have kinetic energy but will not have potential energy.
    the ball will have neither kinetic energy nor potential energy.
    the ball will not have kinetic energy but will have potential energy.
    the ball will have kinetic energy and potential energy.
    120s
  • Q9
    Which type of energy is involved in the operation of simple machines?
    electrical energy
    thermal energy
    chemical energy
    mechanical energy
    120s
  • Q10
    Which of the following is the correct definition of mechanical energy?
    energy produced from the splitting of atoms
    energy an object has because of its motion or position
    energy of an object due to the random motion of its atoms and molecules
    energy stored in chemical bonds of molecules
    120s
  • Q11
    A car slams on its brakes, producing friction between the tires and the road. Into which type of energy is the mechanical energy of the car converted?
    chemical
    gravitational
    light
    heat
    120s
  • Q12
    Clyde and Marilyn are riding a roller coaster. During which section(s) of the track is their kinetic energy converted to potential energy?
    Question Image
    from point A to point B and from point C to point D
    from point A to point B only
    from point B to point D only
    from point B to point C only
    120s
  • Q13
    A light bulb is turned on. It produces light and warms up. Which statement is true?
    All the electrical energy is transformed to light energy.
    All the electrical energy is transformed to light energy and heat energy.
    All the electrical energy is transformed to heat energy.
    Some of the electrical energy is transformed to light energy and some is destroyed.
    120s
  • Q14
    When energy changes from one form to another, some energy is always changed to
    light.
    sound.
    electricity.
    heat.
    120s
  • Q15
    Skateboarders use a structure called a half-pipe, like the one shown below, to do some impressive moves. Neglecting friction, at which point will the skateboarder's kinetic energy be greatest?
    Question Image
    Z
    X
    W
    Y
    120s

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