Question

Fill ups
a) Solids ————
on heating and——-
on cooling.
b)———-
are good conductors of heat.
c) Shining bodies are———-
absorbers of radiant heat.
d) Bridges are mounted on———-
to prevent their collapse.
e) Convection cannot take place in————-
f) Those sounds having high———
are called high pitch sounds.

Answer 1

• Solid expands on heating and contracts on cooling.
• Insulators are the good conductor of heat.

Hope it's helpful for you.

Answer 2

Answer:

1 melt,solidify

2 metal

3 good