Basic Understanding of Mass

Which unit is used to measure mass?

• Litre

• Metre

• Gram

• Celsius

Which of the following is the heaviest?

• 1 gram

• 1 kilogram

• 100 grams

• 500 grams

Which object is likely to have a mass of around 1 kilogram?

• A watermelon

• A paperclip

• A feather

• A school bag filled with books

How many grams are there in 1 kilogram?

• 100 grams

• 500 grams

• 1,000 grams

• 10,000 grams

What is the best estimate for the mass of an apple?

• 1 gram

• 150 grams

• 5 kilograms

• 100 kilograms

What is the best estimate for the mass of a schoolbag with books?

• 500 grams

• 2 kilograms

• 10 grams

• 100 kilograms

Which object is likely to have a mass of less than 1 gram?

• A marble

• A stapler

• A grain of rice

• A soccer ball

If a watermelon has a mass of about 3 kg, what is the approximate mass of two watermelons?

• 3 kg

• 6 kg

• 9 kg

• 12 kg

If a cat has a mass of 4 kg and a dog has a mass of 9 kg, which statement is true?

• The cat is heavier than the dog

• The dog is lighter than the cat

• The dog is heavier than the cat

• The cat and dog have the same mass

Arrange these objects from lightest to heaviest:

a book (500 g), a watermelon (3 kg), and a pencil (100g)

• book, watermelon, pencil

• watermelon, book, pencil

• pencil, book, watermelon

• pencil, watermelon, book