EASY
7th Maharashtra Board
IMPORTANT
Earn 100

Identify the objects those absorb heat from the below list?

Steel spoon, wooden board, glass vessel, iron griddle (rave), glass, wooden spoon, plastic plate, soil, water, wax.

Important Questions on Heat

EASY
7th Maharashtra Board
IMPORTANT

How does a fever get lowered by putting a cold compress on the forehead of a patient?

 

EASY
7th Maharashtra Board
IMPORTANT

Why are the houses in Rajasthan painted white ?

 

EASY
7th Maharashtra Board
IMPORTANT

What are the modes of heat transfer?

 

MEDIUM
7th Maharashtra Board
IMPORTANT

Explain which mode of heat transfer causes sea breezes and land breezes.

 

EASY
7th Maharashtra Board
IMPORTANT

Why is the outer coat of the penguins of Antarctica black?

 

MEDIUM
7th Maharashtra Board
IMPORTANT

Why are heaters fitted near the floor and air conditioners, near the ceiling of a room?

 

MEDIUM
7th Maharashtra Board
IMPORTANT

Why an ordinary glass bottle cracks when boiling water is poured into it, but a borosil glass bottle does not?

 

MEDIUM
7th Maharashtra Board
IMPORTANT

Why the telephone wires which sag in summer become straight in winter?