Everyday ScienceThermal Properties of Matter
Normal human body’s temperature is
30 °C
37 °C
42 °C
32 °C
37 °C
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Vitamin C is soluble inA. fat
B. water
C. ethers
D. phenols
The temperature at which a solid starts melting is called its
A. constant point
B. boiling point
C. freezing point
D. melting point
On the Kelvin scale, the interval between the lower and upper fixed points is divided into
A. 100 equal parts
B. 180 equal parts
C. 50 equal parts
D. 90 equal parts
The density of air in the atmosphere is
A. uniform
B. not uniform
C. zero
D. none of above
Latent heat of vaporization is
A. 3.36 × 106 Jkg-1
B. 4.36 × 106 Jkg-1
C. 2.26 × 106 Jkg-1
D. 1.36 × 106 Jkg-1
In the body, the weight of blood is about
A. 1/12th of body
B. 1/5th of body
C. 1/8th of body
D. 1/4th of body
Which substance is present in fuel?
A. Iron
B. Gold
C. Carbon
D. Copper
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