MATH 2 MEASURES OF MASS- KILOGRAM AND GRAM

MATH 2 MEASURES OF MASS- KILOGRAM AND GRAM

Before we proceed to our new topic let us have a short review.

Are you ready?

Multiple Choice

It is used to measure short or small objects.

• centimeter

• meter

Multiple Choice

It is used to measure long objects.

• meter

• centimeter

Multiple Choice

How many centimeters are there in 1 meter?

• 10 cm

• 100 cm

• 1000 cm

Multiple Choice

If there are 5 m, then how many centimeters are there?

• 5 cm

• 50 cm

• 500 cm

Multiple Choice

How many meters are there in 600 cm?

• 6 m

• 16 m

• 26 m

Mass or weight

It is the amount of matter that makes up an object.

Gram (g)

It is a metric unit used to measure the weight of light objects.

Kilogram (kg)

It is a metric unit used to measure the weight of heavy objects.

Let us try to do this activity.

Choose the correct answer.

Multiple Choice

What standard unit can you use in this picture?

• gram (g)

• kilogram (kg)

Multiple Choice

What standard unit can you use in this picture?

• gram

• kilogram

Multiple Choice

What standard unit can you use in this picture?

• gram

• kilogram

Multiple Choice

What standard unit can you use in this picture?

• gram

• kilogram

Multiple Select

What standard unit can you use in this picture?

• gram

• kilogram

We can use weighing scale to get the grams or kilograms of a product.

This is an example of weighing scale.

As you can see the weighing scale shows small lines. These lines show gram.

One kilogram is equal to 1000 grams.

Half a kilogram is equal to 500 grams.

Multiple Choice

How many grams are there in 3 kilograms(kg)?

• 300

• 3000

Multiple Choice

How many grams are there in 4 1/2 kilograms(kg)?

• 4500

• 45000

Multiple Choice

How many kilograms are there in 6000 grams?

• 6 kg

• 60 kg

Multiple Choice

How many kilograms are there in 1500 grams?

• 1 1/2 kg

• 1 1/5 kg

Multiple Choice

Lorenz bought 3 kg of mangoes and Ralph bought 3500 grams of mangoes. Who bought more mangoes?

• Lorenz

• Ralph

Multiple Choice

Vince bought 4 1/2 kg of banana and Carl bought 7000 grams of banana. Who bought more banana?

• Carl

• Vince

Remember: Gram(g) is a metric unit used to measure the weight of light objects. Kilogram(kg) is a metric unit used to measure the weight of heavy objects.

1 kilogram is equal to 1000 grams.