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प्रश्न
Who am I?
I get heated due to the land or water near me
उत्तर
Air
संबंधित प्रश्न
State the three units of temperature.
Who is telling the truth?
The temperature of a substance is measured in joules.
Explain the following
Water pipes in colder countries often burst in winter.
Convert 20°C into Fahrenheit scale.0
State the types of thermal expansion. What is the relation between α and γ?
What is evaporation? Why does it cause cooling?
State one use of each of the following type of thermometer:
Clinical thermometer
Consider the statement given below and choose the correct option.
Assertion: A system can be converted from one state to another state.
Reason: It takes place when the temperature of the system is constant.
Figure 4.4. (a–d) shows the readings on four different thermometers. Indicate which of the reading shows the normal human body temperature?
1 calorie equals ______.
Assertion: Temperature is the measure of heat energy.
Reason: Energy is the capacity to do work.
Match the following:
| Column-I | Column-II | |
| 1. | Temperature | Beam balance |
| 2. | Mass | Ruler |
| 3. | Length | Digital clock |
| 4. | Time | Thermometer |
Give reasons why –
chimneys are located high up in kitchens and factories
