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SCIENCE 8 QUARTER 1 REVIEW QUIZ

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  • When you move a chair across the floor, what force must your push be stronger than?
    Friction
  • Force is the _______ in science.
    push and pull
  • Which state of matter does the sound travels fastest?
    solid
  • Which has greater energy between the two colors, green or orange?
    GREEN
  • Arrange the colors in increasing wavelength: ORANGE, BLUE, VIOLET, RED, YELLOW, INDIGO, GREEN
    VIOLET, INIDIGO, BLUE, GREEN, YELLOW, ORANGE, RED
  • Carrying a basket shows work done. (YES or NO)
    NO
  • The shorter the wavelength, the _________ frequency. (lower or higher)
    higher
  • What happens to the object when it goes up or when it decreases its speed?
    Gains potential energy while loses kinetic energy
  • How does work related to power and energy?
    Power and energy are directly proportional to work.
  • Describes the relationship between work and energy.
    The greater energy used the greater the work done.
  • What is Law of Action and Reaction?
    When two objects interact, they exert equal amount of force to one another but opposite in direction
  • The prism can be compared to a ___________.
    Raindrop
  • What form of energy does a moving Ferris wheel possess?
    Kinetic Energy
  • What happens to the gravitational potential energy of an object if you bring it higher with respect to the ground?
    Increases
  • Identify the quantity through its unit: kg.m/s2 or Newton
    Force
  • When you put a book on the table and the table exerts force on the book. What Law of Motion is this?
    Third law: Law of Action-Reaction
  • Why does sound travel faster in warm materials compared to cold materials?
    Particles of warm materials move faster compared to cold materials.
  • As the temperature increases, the speed of sound also ____________.
    Increases
  • Is there work done in pushing the cabinet? (YES or NO)
    YES
  • A person is thrown forward when the vehicle he is riding suddenly stops. What law of motion is this?
    Newton's First Law : INERTIA