Question

Q.3 (A) Describe with neat diagram the following experiments :- (10) 1. To find the degree of hotness or coldness of an object by touching it.​

Answer 1

Temperature

Explanation:

The measure of degree of hotness or coldness of a body is called temperature.

Answer 2

The measurement of degree of hotness and coldness of an object is called Temperature.

We can measure the temperature of an object by many methods. The easiest and commonest way is to measure it by Thermometers. They are again of many types.

Types:

• Digital thermometer
• Mercury thermometer
• Strip type thermometer
• Infrared thermometer etc.

There are mainly three types of scales in which they can be measured, they are:

• Celsius scale
• Fahrenheit scale
• Kelvin scale

You can examine the temperature of an object simply by using an Thermometer.