Class 7    General Science    Example [SC-7.3]

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Q 1. As sunlight passes through the prism, it gets divided into ---------- colors.
  • six
  • seven
  • eight
  • nine
Q2. The capacity to do work is called ----------.
  • power
  • calorie
  • protein
  • energy
Q3. The path of light is ----------.
  • circular
  • transverse
  • straight
  • longitudinal
Q4. State true or false: "Hot water is always lighter than cold water."
  • TRUE
  • Maybe
  • None of these
Q5. The substance through which the conduction takes place is called the ----------.
  • direction
  • mode
  • medium
  • metal
Q6. As sunlight passes through the prism, which color appears at the top ?
  • White
  • Green
  • Blue
  • Red
Q7. ---------- is a process to transfer heat from one place to another.
  • Charging
  • Conduction
  • Freezing
  • Melting
Q8. State true or false: "The speed of conduction of heat through a medium depends upon the medium."
  • Maybe
  • None of these
  • TRUE
Q9. A rainbow appears on the opposite side of the ----------.
  • Sun
  • Moon
  • Earth
  • None of these
Q10. A ---------- is necessary for the conduction of heat.
  • substance
  • metal
  • thermal
  • medium
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