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9th Grade > Physics

THERMAL PROPERTIES OF MATTER MCQs

Total Questions : 107 | Page 7 of 11 pages
Question 61. On Celsius scale, the upper fixed point is marked as
  1.    32 °C
  2.    212 °C
  3.    100 °C
  4.    0 °C
 Discuss Question
Answer: Option C. -> 100 °C
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 62. The temperature on kelvin scale of temperature when it is 15 °C on Celsius scale should be
  1.    273 K
  2.    288 K
  3.    180 K
  4.    258 K
 Discuss Question
Answer: Option B. -> 288 K
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 63. The temperature at which a solid starts melting is called its
  1.    constant point
  2.    boiling point
  3.    freezing point
  4.    melting point
 Discuss Question
Answer: Option D. -> melting point
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 64. The scale on a thermometer has
  1.    3 fixed points
  2.    4 fixed points
  3.    1 fixed point
  4.    2 fixed points
 Discuss Question
Answer: Option D. -> 2 fixed points
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 65. Evaporation causes
  1.    cooling
  2.    heating effect
  3.    increase in weight
  4.    increase in density
 Discuss Question
Answer: Option A. -> cooling
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 66. To change the state of matter thermal energy is
  1.    added only
  2.    removed only
  3.    constant
  4.    added and removed
 Discuss Question
Answer: Option D. -> added and removed
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 67. A thermometer should be
  1.    visible
  2.    have high boiling point
  3.    small specific heat
  4.    all of above
 Discuss Question
Answer: Option D. -> all of above
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 68. Water from 4 °C to 0 °C
  1.    contracts
  2.    starts to turn in to ice
  3.    expands
  4.    none of above
 Discuss Question
Answer: Option C. -> expands
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 69. A device that is used to measure the temperature of a body is called
  1.    thermometer
  2.    barometer
  3.    nanometer
  4.    beam balance
 Discuss Question
Answer: Option A. -> thermometer
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 70. Normal human body's temperature is 98.6 °F. In kelvin scale, it is
  1.    320 K
  2.    300 K
  3.    308 K
  4.    310 K
 Discuss Question
Answer: Option D. -> 310 K
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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