Question Paper
Class / Subject: Class 6 (CBSE) · Science
Chapter: Chapter 7 — Chapter 7: Temperature and its Measurement
Time Allowed: 18 minutes
Max Marks: 9
1. Why is touch not a reliable way to measure temperature? [1]
(A) It is relative and can be misleading
(B) It is always perfectly accurate
(C) It works only for hot objects
(D) It works only for cold objects
2. In the three-bowl experiment, the same room-temperature water can feel: [1]
(A) different to each hand depending on prior exposure
(B) exactly the same to both hands always
(C) cold to both hands
(D) hot to both hands
3. Because touch is unreliable, scientists use: [1]
(A) thermometers
(B) only guessing
(C) rulers
(D) compasses
4. An instrument used to measure temperature is called a: [1]
(A) thermometer
(B) barometer
(C) compass
(D) protractor
5. A clinical thermometer typically measures a range of: [1]
(A) 35°C to 42°C
(B) -10°C to 110°C
(C) 0°C to 1000°C
(D) -100°C to 0°C
6. Liquid-in-glass thermometers work based on the principle that liquids: [1]
(A) expand when heated and contract when cooled
(B) always stay the same volume
(C) turn solid when heated
(D) evaporate instantly when heated
7. Water boils at: [1]
(A) 100°C
(B) 0°C
(C) 50°C
(D) 212°C on the Celsius scale
8. On the Fahrenheit scale, water freezes at: [1]
(A) 32°F
(B) 0°F
(C) 100°F
(D) 212°F
9. The Kelvin scale begins at: [1]
(A) absolute zero
(B) the freezing point of water
(C) the boiling point of water
(D) room temperature