Measurements Book Back Answers & Guides

Unit 1 > Science > Class 6 > Samacheer Kalvi - English Medium

Choose the correct answer

• 1. The girth of a tree can be measured by

a) Metre scale

b) Metre rod

c) plastic ruler

d) measuring tape

d) measuring tape

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• 2. The conversion of 7 m into cm gives

a) 70 cm

b) 7 cm

c) 700 cm

d) 7000 cm

c) 700 cm

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• 3. Quantity that can be measured is called

a) Physical quantity

b) Measurement

c) unit

d) motion

a) Physical quantity

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• 4. Choose the correct one

a) k m > mm > cm > m

b) km> mm > cm > km

c) km > m > cm > mm

d) km > cm > m > mm

c) km > m > cm > mm

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• 5. While measuring length using a ruler, the position of your eye should be

a) Left side of the point.

b) Vertically above the point where the measurement is to be taken.

c) Right side of the point

d) A ny where according to ones convenience.

b) Vertically above the point where the measurement is to be taken.

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• True or false

• 1. 126 kg is the correct way of expressing mass.

TRUE

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• 2. Length of ones chest can be measured by using metre scale

FALSE

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• 3. Ten millimetres makes one centimetre.

TRUE

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• 4. A hand span is a reliable measure of length.

FALSE

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• 5. The SI system of units is accepted everywhere in the world.

TRUE

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• Fill in the blanks

• 1. SI Unit of length is symbolically represented as ___

m

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• 2. 500 gm = ---------- kilogram

1/2 or 0.5 kg

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• 3. Distance between Delhi and Chennai can be measured in

Km

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• 4. 1 m = --------- cm

100cm

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• 5. 5 km = ------------- m.

5000m

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• Fill in the blanks

• 1. What is the full form of SI system?

International system of unit

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• 2. Name any one instrument used for measuring mass.

Beam balance

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• 3. Find the odd one out Kilogram, Millimetre, Centimetre, Nanometre

Kilogram

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• 4. What is the SI Unit of mass?

Kilogram

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• 5. What are the two parts present in a measurement

a number and units

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• Match the following

• 1. Length of the fore arm

Cubit

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• 2. SI unit of length

Metre

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• 3. Nano

10^-9

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• 4. SI Unit of time

Second

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• 5. 5. Kilo

10^3

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• Complete the given table

• 1. Volume = _______

m^3

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• 2. ______ = Kg

mass

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• 3. Length of your little finger _____

centimeter

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• 4. ______ = Km

Distance between two cities

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• Find the answer for the following questions within the grid

• 1. 10^-3 is one___

millimeter

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• 2. SI Unit of time____

second

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• 3. Cross view of reading for a measurement leads to____

error

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• 4. ____is the one what a clock reads

Time

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• 5. ____is the amount of substance present in an object

Mass

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• 6. ____can be taken to get the final reading of students for a single measurement.

Average

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• 7. _____is a fundamental quantity

Length

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• 8. ____shows the distance covered by an automobile

Odometer

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