Physical Science
3 years ago
wraff
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11 QuestionsShow answers
  • Question 1
    30 seconds
    Q. True or False - The SI unit for measuring speed is miles per hour (mi/hr)
    answer choices
    true
    false
  • Question 2
    30 seconds
    Q. True or False The total amount of energy in a system will changed depending on its surroundings.
    answer choices
    true
    false
  • Question 3
    30 seconds
    Q. Which of the following is not one of the six forms of energy?
    answer choices
    nuclear
    thermal
    electrical
    conduction
  • Question 4
    30 seconds
    Q. Calculate the velocity of a cyclist traveling 60 kilometers south over a period of 6 hours.
    answer choices
    10 km/hr
    10 km/hr south
    10 mi/hrnsouth
    360 km/hr south
  • Question 5
    30 seconds
    Q. What is the name of the reaction in which energy is released?
    answer choices
    exothermic
    endothermic
    physical
    chemcial
  • Question 6
    30 seconds
    Q. What is the name of the reaction in which energy is absorbed?
    answer choices
    exothermic
    endothermic
    chemcial
    physical
  • Question 7
    30 seconds
    Q. What tool would you use to remove iron from sand?
    answer choices
    filter
    magnet
    evaporation
    filter paper
  • Question 8
    30 seconds
    Q. In order, these are the energy transformation that occur when you light a match. We start with chemical energy stored in the match . . . . .
    answer choices
    Chemical, nuclear, magnetic
    Chemical, mechanical, sound, light, thermal
    Chemical, sound, thermal
    Chemical, gravitational, potential
  • Question 9
    30 seconds
    Q. Emily slid down the sliding board at the park. Where did Emily have the most potential energy?
    answer choices
    In the middle of the slide
    Near the bottom of the slide
    At the top of the slide
  • Question 10
    30 seconds
    Q. 10 Emily slid down the sliding board at the park. Where did she have the most kinetic energy?
    answer choices
    In the middle of the slide
    At the top of the slide
    At the end of the slide when she stopped
    Near the bottom of the slide
  • Question 11
    30 seconds
    Q. Frank jumps into a raft in his pool. As he jumps, he moves forward as the raft moves in the opposite direction. Which answer best describes the correct answer.
    answer choices
    The 1st law because a body at rest tends to stay at rest
    The 3rd law because for every action there is an equal and opposite reaction
    The 2nd law because as the mass increases so does the force
    The 4th law because I was not paying attention in class when we went over this topic.
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