An iron ball at 40°C is dropped in a mug containing water at 40°C. The heat will

A wooden spoon is dipped in a cup of icecream, then its other end

Stainless steel pans are usually provided with copper bottoms. The reason for this could be that

Heat always flows

Boojho has three thermometers as shown in figure. He wants to measure the temperature of his body and that of boiling water. Which thermometer(s) should he choose?

The hotness of a body is determined by its ______

A cold steel spoon is dipped in a cup of hot milk. It transfers heat to its other end by the process of ______

The normal temperature of human body is ______ ⁰C.

In coastal areas, cold air flows in the day from sea to land. It is called ______

Wool is a ______ conductor of heat.

Our sense of touch about hotness or coldness is not always reliable

Normal temperature of human body is 98.6°C.

Water at higher temperature feels more hot.

Marking on clinical thermometer is from 0⁰C to 100⁰C.

Water and air are good conductors of heat.

The radiators in cars are painted black. Explain why.

Name the mode of transfer of heat in which medium is not required.

Briefly mention one application of kink in the clinical thermometer.

Explain how do we find out how hot an object really is.

How does the heat travel in air?

Discuss why wearing more layers of clothing during winter keeps us warmer than wearing just one thick piece of clothing.

Differentiate between two modes of transfer of heat, i.e. convection and conduction.

Explain in brief, why we wear dark coloured clothes in winter and light coloured clothes in summer.

Explain the reason for the shiny reflectors of room heaters.

Briefly explain, why do the kites and eagles fly without flapping their wings.

Explain the differences between heat and temperature.

Last Sunday, Pooja on her week off entered in her kitchen to cook rice for her family in lunch time. The moment she put fry pan on the gas stove and lighted it through the matchstick, all of sudden her 5 years small daughter entered into the kitchen and tends to touch the hot fry pan. At the same time, Pooja saw her and pushed her away from the hot fry pan. In this way, she saved her child.
(a) Explain why do the fry pan are provided with the plastic handles?
(b) Mention the values represented by Pooja here towards her 5 years small daughter.