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WorksheetsCT-1 REVISION
Total questions: 15
Worksheet time: 8mins
Name the device which is used to measure the hotness or coldness of an object.
Pico meter
Barometer
Manometer
Thermometer
Which one is filled in the bulb of a thermometer?
Mercury
Lead
Copper
Silver
What is the normal temperature of a healthy person?
37°C
37°F
37 K
None of these
Heat always flows
from a colder object to a hotter object
from a hotter object to a colder object
in both the directions
heat never flows from one object to other
Conduction is the method of transfer of heat in
liquids
solids
gases
vacuum
Heat from the sun reaches to us by
radiation
conduction
convection
all of these
A beggar wrapped himself with a few layers of newspaper on a cold winter night. This helped him to keep himself warm because:
friction between the layers of newspaper produces heat.
air trapped between the layers of newspaper is a bad conductor of heat
newspaper is a conductor of heat.
newspaper is at a higher temperature than the temperature of the surrounding.
Paheli and Boojho measured their body temperature. Paheli found her’s to be 98.6°F and Boojho recorded 37°C. Which of the following statement is true?
Paheli has a higher body temperature than Boojho.
Paheli has a lower body temperature than Boojho.
Both have normal body temperature.
Both are suffering from fever.
Which of the following is a good conductor of heat?
Iron
Steel
Aluminium
All of these
Which of the following thermometers has a kink?
Laboratory thermometer
Clinical thermometer
Both (a) and (b)
Digital thermometer
What is the range of the temperature reading of a clinical thermometer?
35°C – 42°C
-10°C – 110°C
0°C – 100°C
32°C – 42°C
What is the range of the temperature reading of a laboratory thermometer?
-10°C – 110°C
35°C – 42°C
-10°C – 110°C
-10°C – 100°C
Which of the following is an insulator?
Wood
Iron
Copper
Zinc
The air from the sea is called
sea breeze
land breeze
wind
none of these
What is the use of kink in a thermometer
it prevents mercury level from falling by itself
it rises the mercury level
it makes thermometer look beautiful
it acts a joint to the glass tube that is used for mercury and the scale
