Here are 10 One-Word Answer Type Questions from the chapter Heat (from your provided PDF), with answers and explanations after each question as requested:
One-Word Answer Type Questions
Topic: Heat
1. Question: What is the measure of the hotness or coldness of an object?
• Answer: Temperature
• Explanation: Temperature tells us how hot or cold an object is.
2. Question: What device is used to measure temperature?
• Answer: Thermometer
• Explanation: A thermometer is used to measure temperature accurately.
3. Question: What scale of temperature is commonly used in India?
• Answer: Celsius
• Explanation: The Celsius scale is used to measure temperature in India and many other countries.
4. Question: Which liquid is used in clinical thermometers?
• Answer: Mercury
• Explanation: Mercury is used in clinical thermometers because it expands uniformly with temperature.
5. Question: What is the normal human body temperature in Celsius?
• Answer: 37
• Explanation: The normal human body temperature is 37°C.
6. Question: What is the maximum temperature range of a clinical thermometer in Celsius?
• Answer: 42
• Explanation: A clinical thermometer can measure temperature up to 42°C.
7. Question: Which thermometer is used to measure the temperature of weather?
• Answer: Laboratory
• Explanation: A laboratory thermometer is used to measure temperature in laboratories and for weather.
8. Question: What is the transfer of heat through solids called?
• Answer: Conduction
• Explanation: Conduction is the process by which heat is transferred in solids.
9. Question: What is the transfer of heat through liquids and gases called?
• Answer: Convection
• Explanation: Convection is the process by which heat is transferred in liquids and gases.
10. Question: What is the transfer of heat without any medium called?
• Answer: Radiation
• Explanation: Radiation is the process of heat transfer without the need of any medium (e.g., heat from the Sun).
If you want, I can prepare the next set from Measurement of Temperature or any other sub-topic in the same format.
Shall I continue?
