Question

Multiple choice questions
A. Choose the correct option.
1. If heat energy is removed from an object, its
temperature will
a) fall b) rise
c) remain steady d) fall then rise
2. Which of these are applications of expansion
of solids?
(1) covering a metal wire with an
insulator
(i) rusting of things made of iron
(iii) spaces between the railway tracks
(iv) heating the metal rim of bullock cart
wheels before they are fixed
a) (i) and (ii)
b) (ii) and (ii)
c) (iii) and (iv)
d) (i) and (iv)
3. For the same rise in temperature, which of
the following statements is false?
a) Liquids expand more than solids.
b) Solids expand less than gases.
c) Liquids expand more than gases.
d) Gases expand more than solids.
4. In the Fahrenheit scale, how many degrees
are between the upper and lower fixed
points?
a) 100
b) 32
C) 212
d) 180
5. What would a 10 °C rise in temperature be
equal to in the Fahrenheit scale?
a) 10 °F
b) 18 °F
c) 50 °F
d) 9 °F​

Answer 1

Answer:

1. fall

2.spaces between the railway track

3.gases expand more than solids

4.lower scale is 32F and upper point is 212F and is divided into 180 equal parts

5.18F

Answer 2

Answer:

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