Heat and its Measurement
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Concepts of Hot and Cold
SubtopicConcepts of Hot and Cold under Heat and its Measurement for Grade 7 CBSE.
Preview questions (no answers)
- 1.
A laboratory thermometer is generally much ______ than a clinical thermometer.
A.Shorter
B.Longer
C.Thicker
D.Heavier
- 2.
What is the smallest value a clinical thermometer can usually measure on the Celsius scale?
A.B.C.D. - 3.
If you place your hand in lukewarm water after keeping it in ice-cold water, the lukewarm water will feel:
A.Cold
B.Hot
C.Same as ice
D.Freezing
Download the worksheet for Heat and its Measurement - Concepts of Hot and Cold to practice offline. It includes additional chapter-level practice questions.
Clinical and Laboratory Thermometers
SubtopicClinical and Laboratory Thermometers under Heat and its Measurement for Grade 7 CBSE.
Preview questions (no answers)
- 1.
What do we call materials that do not allow heat to pass through them easily?
A.Conductors
B.Insulators
C.Radiators
D.Thermometers
- 2.
What happens to the level of mercury in a laboratory thermometer when it is removed from hot water?
A.It stays at the same level
B.It begins to fall immediately
C.It rises further
D.It changes color
- 3.
To read the clinical thermometer, it is usually kept under the:
A.Feet
B.Tongue
C.Hair
D.Palm
Download the worksheet for Heat and its Measurement - Clinical and Laboratory Thermometers to practice offline. It includes additional chapter-level practice questions.
Transfer of Heat: Conduction, Convection, and Radiation
SubtopicTransfer of Heat: Conduction, Convection, and Radiation under Heat and its Measurement for Grade 7 CBSE.
Preview questions (no answers)
- 1.
Which of these is NOT a method of heat transfer?
A.Conduction
B.Convection
C.Radiation
D.Expansion
- 2.
In the process of convection, the heated molecules:
A.Vibrate at their fixed positions
B.Move away from the source of heat
C.Do not move at all
D.Turn into solid particles
- 3.
Which of the following statements is true?
A.Heat is a form of energy
B.Temperature and heat are exactly the same thing
C.Heat always flows from cold to hot
D.Only solids can transfer heat
Download the worksheet for Heat and its Measurement - Transfer of Heat: Conduction, Convection, and Radiation to practice offline. It includes additional chapter-level practice questions.
Sea Breeze and Land Breeze
SubtopicSea Breeze and Land Breeze under Heat and its Measurement for Grade 7 CBSE.
Preview questions (no answers)
- 1.
Air that is cooler is generally _____ than air that is warmer.
A.Lighter
B.Denser
C.Faster
D.Thinner
- 2.
When you are at the beach at night, the wind blows towards the sea. This is because:
A.The sea is cooler than the land
B.The land is cooler than the sea
C.The land is hotter than the sea
D.The clouds pull the air
- 3.
Which of these statements is true about land and sea breezes?
A.They occur in deserts
B.They are caused by equal heating
C.They are local winds in coastal areas
D.They only occur in winter
Download the worksheet for Heat and its Measurement - Sea Breeze and Land Breeze to practice offline. It includes additional chapter-level practice questions.