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Chapter 8
Which is heavier ?
1 kg popcorn 1 kg sugar
1 kg potato 1 kg chillies
Match the balance with the given weight. Objects Weight
1 kg
500 g
250 g
10 kg
Match the balance with the equal weight.
How to cook
Gurupriya heard about a new dish. She wants to try making it. Help her match the things with their right amounts.
RiceDaalPeasWaterOnionsSaltMustard seedsRed chilly powder
Half kg1 pinch1 bowl2 spoons1 kg5 glasses 2One spoon
Match as per their weight.50 kg
Less than 100gm
Less than 5 kg
More than 1000kg
400 kg
Less than 500gm
Less than 1 kg
Which of these weigh more than 1 kg and which are those with less than 1 kg ?
Tick the heavier among the 0ptions given .
1. OR
2.
OR
OR
OR
OR5.
6.
4.
3. OR
Beam Balance
Electronic BalanceElectronic BalancePlatform Balance
Pan BalanceSpring Balance
Beam Balance
Pan Balance
Round Balance Electronic Balance Electronic Balance
Weighing Machine
10 kg
100 kg
5 kg2 kg
WORK SHEET Date________
Month_______ I. What will you use g or kg to measure the weight of the following: 1. A pencil
________________________ 2. A big watermelon ________________________ 3. A cake ________________________ 4. An orange ________________________ 5. A sack of wheat ________________________ 6. A spoon of sugar ________________________ 7. An apple ________________________ 8. A big pumpkin _______________________
II. Match the following weights and use = sign and write in the given space: 1 kg of potato 2 kg of beans 2 kg of tomatoes 1000 g of chillies 4 kg of onions 500 g of sugar ½ kg of rice 2 kg of brinjal + 2 kg of beetroot
Ex: 3kg of carrots = 3000 g of potatoes 1. __________________ ____________________ 2. __________________ ____________________ 3. __________________ ____________________ 4. __________________ ____________________
Teacher’s Signature Parent’s Signature
Math Lab Activities .
1. Make a model of a weighing machine.
2. Make weights of 100g, 200g, 500g, etc using small packets of sand.
Group Projects.
1. Make a table of weights of each member in their group. Compare the weights and answer some questions related to it.
2. Visit a shop and collect information about the types of balance and weights used there and record it.
3. First estimate the weights of any 10 things and then measure the actual weight.
Thank You
Prepared byMrs. Sujatha SubhashMrs. Sheena.T.K.Kendriya vidyalaya, Kalpetta .
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