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DCP#2 Review

Quiz by Jessica McCarty

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10 questions
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  • Q1
    Eight activities that use energy are listed in the box. Each of these activities requires the use of which kind of energy?
    Question Image
    electrical
    sound
    mechanical
    thermal
    30s
  • Q2
    What type of energy do solar panels use?
    Question Image
    electrical
    thermal
    sound
    light
    30s
  • Q3
    A student builds a circuit allowing the lightbulbs to light, the buzzers to make sound, and the motors to turn. Which two switches can be open and still allow all of the parts to work?
    Question Image
    Switches 1 and 3
    Switches 2 and 3
    Switches 1 and 4
    Switches 3 and 4
    30s
  • Q4
    As the mirror changes direction, the light reaching the mirror can reach the ceiling because the light ----
    Question Image
    enters the mirror and changes direction when it is refracted by the back of the mirror
    travels through air and does not change its direction in air
    refracts in the glass of the mirror and is spread out all over the room
    travels in straight lines and reflects from the surface of the mirror
    120s
  • Q5
    A student conducts the investigation shown in the diagram. In this experiment a paper cup hangs from a string tied to a single uncooked spaghetti noodle. The student measures and records the mass of a penny. The student then adds pennies to the paper cup one at a time. Which question is the student most likely trying to answer with this investigation?
    Question Image
    How does the distance between the two chairs affect the amount of force it takes for the spaghetti noodle to break?
    How much force will it take to break the spaghetti noodle?
    How long should the string that holds the paper cup be in order to support the greatest mass of pennies?
    How many spaghetti noodles will it take to hold up the mass of a penny?
    300s
  • Q6
    Students design an experiment to determine how much force is needed to move blocks of wood of different masses slowly across a lab table? Which procedure should students include in their design?
    Conduct five trials, pulling a different side of each block each time
    Conduct five trials, using a different scale to pull each block of wood
    Conduct five trials, pulling each block of wood in the same way for each trial
    Conduct five trials, using a different table for each trial
    300s
  • Q7
    What is the athlete demonstrating in the picture?
    Question Image
    Doing work by pulling the racquet and changing the ball's position but not its motion
    Changing the position and motion of the ball without doing any work
    Doing work by pushing the ball and changing its motion and position
    Changing the position but not the motion of the ball
    300s
  • Q8
    A teacher asks students to explain what they see in this picture. Four student explanations are shown in the box. Which of the students gave a correct explanation?
    Question Image
    Students 1 and 3 only
    Student 2 only
    Students 2 and 4 only
    Student 1 only
    300s
  • Q9
    What best explains why the sun appears to move across the sky each day?
    Earth's rotation
    Solar eclipse
    Moon phases
    Earth's revolution
    300s
  • Q10
    What amount of effort will you give on tomorrow's Science DCP?
    70%
    80%
    100%
    90%
    300s

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