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4G Review

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  • Is this elastic or inelastic collision?
    elastic collision
  • What type of energy is represented in the picture?
    sound energy
  • TRUE or FALSE. Light is a form of kinetic energy.
    TRUE
  • Kinetic or Potential Energy. Gasoline
    potential energy
  • Contact or Non-contact force. GRAVITY
    NON-CONTACT FORCE
  • The lesser air resistance an object has, the _____________ it falls down.
    faster
  • Kinetic or Potential Energy. Cycling.
    kinetic energy
  • Gravity ___________ all things down.
    pulls
  • If you ___________ the mass of an object, its momentum also increases.
    increase
  • Kinetic or Potential energy. A dog running.
    kinetic energy
  • POTENTIAL OR KINETIC. Chemical Energy
    potential energy
  • What is acceleration?
    Acceleration is a change in velocity.
  • What makes a rolling ball on the floor stops rolling?
    friction
  • TRUE or FALSE. The more velocity an object has the more momentum it has.
    TRUE
  • What type of energy is represented in the picture?
    thermal energy
  • What type of energy is represented in the picture?
    electrical energy
  • Is this elastic or inelastic collision?
    inelastic collision
  • POTENTIAL OR KINETIC. Light Energy
    kinetic energy
  • TRUE or FALSE. Energy cannot be created or destroyed.
    TRUE
  • _____________ is the speed and direction of an object.
    velocity
  • What type of energy is represented in the picture?
    nuclear energy
  • ____________ states that an object in motion stays in motion.
    Inertia
  • POTENTIAL OR KINETIC. Nuclear energy.
    potential energy
  • _____________ cannot be created or destroyed.
    energy
  • Speed is how ____________ an object's position changes over time.
    fast
  • Kinetic or Potential Energy. A roller coaster on top of the highest hill.
    potential energy
  • What is motion?
    Motion is the change in an object's position?
  • Contact or Non-contact force. FRICTION
    CONTACT FORCE
  • Force is a ________ or _______ on an object.
    push/pull
  • What do you call the force between surfaces that stops objects?
    friction
  • What type of energy is represented in the picture?
    chemical energy
  • What type of energy is represented in the picture?
    light energy
  • Why do you move forward when the car suddenly stops?
    Because of inertia
  • TRUE or FALSE. Momentum pulls all things down.
    FALSE
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