Science Practice Quiz 158

Q1.To receive the cooler sea breeze, in which direction are the windows of houses in coastal areas typically made to face?

A. Towards the land B. Away from the sea C. Towards the sun D. Towards the sea

Q2.What is the phenomenon called when cool air from the land moves towards the sea at night in coastal areas?

A. Sea breeze B. Land breeze C. Thermal inversion D. Coastal current

Q3.How does heat from the sun reach the Earth, considering there is no medium like air in most parts of the space between them?

A. By conduction only B. By convection only C. By a process other than conduction or convection D. By absorption of solar winds

Q4.Which of the following best describes the process of convection in a fluid like water or air?

A. Heat transfer through direct contact between particles. B. Heat transfer by electromagnetic waves without a medium. C. Heat transfer where heated fluid rises and cooler fluid moves down to take its place. D. Heat transfer that occurs only in solids.

Q5.When a hand is kept on the side of a flame, why does it not feel as hot as a hand kept above the flame?

A. Heat is transferred only by conduction on the sides. B. There is no convection on the sides of the flame. C. Radiation is stronger on the sides than above. D. The air on the sides is denser and traps heat.

Q6.Which process is responsible for the transfer of heat from the sun to us?

A. Conduction B. Convection C. Radiation D. Evaporation

Q7.What is a key characteristic of heat transfer by radiation?

A. It requires a solid medium B. It requires a liquid medium C. It does not require any medium D. It requires a gaseous medium

Q8.Which of the following scenarios is given as an example of heat transfer by radiation in the provided text?

A. Heating water in a pot on a stove B. Feeling warmth from a room heater C. Boiling water in an electric kettle D. Frying food in a pan

Q9.When heat radiated from a hot body falls on an object, what happens to the absorbed part of the heat?

A. It is entirely reflected B. It causes the object's temperature to decrease C. It causes the object's temperature to increase D. It is completely transmitted through the object

Q10.What type of clothes are generally preferred in summer?

A. Dark-coloured clothes B. Woollen clothes C. Light-coloured clothes D. Synthetic clothes

Sign in with Email

Science Practice Quiz 158