Kinetic and potential energy review
2 years ago
thephysicsgrove
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18 QuestionsShow answers
  • Question 1
    30 seconds
    Q. An arrow that is pulled back by a bow has which type of energy?
    answer choices
    gravitational potential
    kinetic energy
    chemical potential
    elastic potential
  • Question 2
    120 seconds
    Q. Energy due to motion is ____________ energy. 
    answer choices
    Potential 
    Energy
    Kinetic
    Friction
  • Question 3
    120 seconds
    Q. Gravitational potential energy depends on the ________ and ________ of the object. 
    answer choices
    Height, mass and gravitational strength
    Friction and movement
    Mass and Movement
    Height and Friction 
  • Question 4
    120 seconds
    Q. Which is the best example that something has kinetic energy?
    answer choices
    a. a car parked on a steep hill 
    b. a tennis ball rolling across the court
    c. a picture hanging on the wall 
    d. a piece of coal before it's burned 
  • Question 5
    120 seconds
    Q. At which point is potential energy greatest?
    answer choices
    W
    X
    Y
    Z
  • Question 6
    300 seconds
    Q. A 0.40 kilogram bird is flying at a constant speed of 8.0 m/s. What is the bird's kinetic energy ?
    answer choices
    3.2 J
    4.2 J
    2.0 J
    12.8 J
  • Question 7
    300 seconds
    Q. A 60 kg person walks from the ground to the roof of a 80 m tall building. How much increase in gravitational potential energy is there? (Take g = 10 N/kg)
    answer choices
    600 N
    4800 J
    8000 J
    48,000 J
  • Question 8
    300 seconds
    Q. A pitcher throws a 145 g baseball at a velocity of 30.00 m/s. How much kinetic energy does the ball have?
    answer choices
    65.85 J
    87.25 J
    23.45 J
    65.25 J
  • Question 9
    30 seconds
    Q. Two objects with different masses are placed on the same shelf. Which object contains more energy?
    answer choices
    The object with a greater mass has more energy.
    The object with less mass has more energy.
    Both objects have the same amount of energy.
    Neither object has any energy because they are not moving
  • Question 10
    30 seconds
    Q. How high must a 20kg box be lifted to give it 784J of potential energy?
    answer choices
    3.98 km
    392 m
    3.92 m
    3 m
  • Question 11
    30 seconds
    Q. Which point has the most kinetic energy, assuming friction and air resistance are negligible?
    answer choices
    A
    B
    c
    D
  • Question 12
    30 seconds
    Q. What is the unit for Kinetic Energy?
    answer choices
    Newtons
    Grams 
    Joules
    Kanye
  • Question 13
    30 seconds
    Q. What kind of energy is in flowerpot sitting on a windowsill?
    answer choices
    Potential
    Kinetic
  • Question 14
    30 seconds
    Q. When a pendulum swings, at which point is gravitational potential energy at its greatest?
    answer choices
    1
    2
    3
    4
  • Question 15
    30 seconds
    Q. When a pendulum swings, at which point is there the most kinetic energy?
    answer choices
    1
    2
    3
    4
  • Question 16
    30 seconds
    Q. The faster an object moves, the ________ kinetic energy it has. 
    answer choices
    more
    less
    none of the above
    all of the above 
  • Question 17
    300 seconds
    Q. The formula for calculating potential energy is ____________________________. 
    answer choices
    PE=gh
    PE=mh
    PE=mgh
    PE=2mgh
  • Question 18
    300 seconds
    Q. The two factors that determine kinetic energy are ____________________________ & ____________________________. 
    answer choices
    mass and height
    height and gravity
    gravity and velocity
    mass and velocity
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