CBSE Class 7 Science Temperature Worksheet

Fri – Science

DOS 12-05-14

1. Name any two temperature scalars that are commonly used.

2. Write any two difference between a chemical and laboratory thermometer

3. Using a clinical thermometer measure your body temperature at different times during the day and note it down in the table.
Date : -

What do you conclude from this

I.FILL IN THE BLANKS

1. Temperature is a measure of degree of _______________ of an object.

2. _____________________thermometer is used to measure the temperature of water.

3. The materials which do not allow heat to pass through there are called _________________ or ___________________conductors.

4. In ____________________ generally the heat is transferred by conduction.

5. The ___________________ near the bulb of a clinical thermometer prevents mercury level from falling on its own.

6. ____________________thermometer do not use mercury.

II. TRUE OR FALSE

1. Clinical thermometer is used to measure our body temperature.

2. The normal temperature of human body is 310C.

3. The materials that allow heat to pass through them easily are called conductors.

4. Dark coloured clothes are preferred during summers.

5. Wool has air trapped between the fibres.

6. One thick blanket will be more effective in winters than two thin blankets joined together.

III. NAME THE FOLLOWING

1. The process by which heat from the sun gets transferred to the earth.

2. The mode of heat transfer responsible for land breeze and sea breeze.

3. A scale used in thermometer to express temperature

4. Two conductors of heat.

5. Two insulators of heat.

IV. DEFINE

1. Temperature

2. Conduction

3. Radiation

4. Convection

V. DISTINGUISH BETWEEN:

1. Conductors and insulators

2. Clinical and laboratory thermometer.

VI. DRAW AND LABEL

1. Laboratory thermometer

2. Clinical thermometer