Vidaara.orgClass 6 · Mathematics
CodeVID-M6-WS
Temperature and its Measurement — Practice Worksheet
Name: ____________________
Roll No.: __________
Date: ____________
General Instructions
- All questions are compulsory.
- Choose the correct option (A, B, C or D) for each question.
- The answer key is at the end — try the paper first!
Section A — Multiple Choice (1 mark each)
15 × 1 = 15 marks
1.
Temperature is a measure of:
- A.How heavy an object is
- B.How hot or cold an object is
- C.How long an object is
- D.How fast an object moves
2.
The instrument used to measure temperature is a:
- A.Barometer
- B.Thermometer
- C.Balance
- D.Compass
3.
Our sense of touch cannot be used to measure temperature because it:
- A.Is always correct
- B.Can be fooled and gives no number
- C.Is too fast
- D.Needs a battery
4.
Heat flows from a ___ object to a ___ object.
- A.colder, hotter
- B.hotter, colder
- C.lighter, heavier
- D.bigger, smaller
5.
A clinical thermometer is used to measure the temperature of:
- A.Boiling water
- B.The human body
- C.The air outside
- D.Molten metal
6.
The normal temperature of a healthy human body is about:
- A.0°C
- B.37°C
- C.100°C
- D.50°C
7.
The small bend near the bulb of a clinical thermometer is called a:
- A.Kink
- B.Scale
- C.Bulb
- D.Pole
8.
The scale of a clinical thermometer usually runs from about:
- A.0°C to 100°C
- B.35°C to 42°C
- C.-10°C to 110°C
- D.0°C to 50°C
9.
Which thermometer would you use to measure the temperature of water being heated in a lab?
- A.Clinical thermometer
- B.Laboratory thermometer
- C.Rain gauge
- D.Compass
10.
Modern thermometers avoid mercury because mercury is:
- A.Cheap
- B.Poisonous
- C.Colourful
- D.Solid
11.
On the Celsius scale, ice melts (water freezes) at:
- A.0°C
- B.32°C
- C.100°C
- D.37°C
12.
On the Celsius scale, water boils at:
- A.37°C
- B.100°C
- C.212°C
- D.0°C
13.
On the Fahrenheit scale, water boils at:
- A.100°F
- B.212°F
- C.32°F
- D.98.6°F
14.
A temperature of 37°C is the same as:
- A.32°F
- B.98.6°F
- C.212°F
- D.0°F
15.
Scientists usually prefer the Celsius scale because its fixed points are:
- A.32 and 212
- B.Simple round numbers 0 and 100
- C.Hard to remember
- D.Always changing
Section B — Challenge / Olympiad (2 marks each)
6 × 2 = 12 marks
16.
One hand is kept in warm water and the other in cold water, then both are put in the same lukewarm water. The lukewarm water feels:
- A.The same to both hands
- B.Cold to one hand and warm to the other
- C.Hot to both hands
- D.Cold to both hands
17.
A clinical thermometer reads up to 42°C. It cannot measure the temperature of boiling milk because boiling milk is about:
- A.0°C
- B.37°C
- C.100°C
- D.20°C
18.
Why does the liquid rise up the tube of a thermometer when the bulb is warmed?
- A.The liquid expands on heating
- B.The glass shrinks
- C.The liquid turns solid
- D.Light pushes it up
19.
A laboratory thermometer has NO kink, unlike a clinical one. This is because it is:
- A.Read while still in contact with what it measures
- B.Only for the human body
- C.Always digital
- D.Never used
20.
Two thermometers show 30°C and 86°F for two objects. Given 30°C = 86°F, the objects are:
- A.At the same temperature
- B.At different temperatures
- C.Both frozen
- D.Both boiling
21.
A nurse must shake a clinical thermometer down before reuse mainly to:
- A.Bring the liquid back below body temperature for a fresh reading
- B.Clean the glass
- C.Warm it up
- D.Change the scale
Answer Key
Section A — Multiple Choice (1 mark each)
- (B) How hot or cold an object is
- (B) Thermometer
- (B) Can be fooled and gives no number
- (B) hotter, colder
- (B) The human body
- (B) 37°C
- (A) Kink
- (B) 35°C to 42°C
- (B) Laboratory thermometer
- (B) Poisonous
- (A) 0°C
- (B) 100°C
- (B) 212°F
- (B) 98.6°F
- (B) Simple round numbers 0 and 100
Section B — Challenge / Olympiad (2 marks each)
- (B) Cold to one hand and warm to the other
- (C) 100°C
- (A) The liquid expands on heating
- (A) Read while still in contact with what it measures
- (A) At the same temperature
- (A) Bring the liquid back below body temperature for a fresh reading
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