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Metric Tools and Units

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Metric Tools and Units

Metric Tools and Units

Measuring tools including ruler, scales, and measuring jug

📏 Part 1: Choosing the Right Tool

1. Circle the best tool to measure each item:

a) The length of your pencil

Ruler

Scales

Measuring jug

b) How much water fits in a bottle

Ruler

Scales

Measuring jug

c) The weight of an apple

Ruler

Scales

Measuring jug

2. Match the measuring tool with what it measures:
1. Ruler
2. Kitchen scales
3. Measuring jug
A. Mass (weight)
B. Length
C. Capacity

📐 Part 2: Choosing the Right Unit

3. Circle the best unit to measure each item:

a) The height of your classroom door

millimetres (mm)

centimetres (cm)

metres (m)

b) The weight of a feather

grams (g)

kilograms (kg)

c) The amount of milk in a large jug

millilitres (mL)

litres (L)

4. Fill in the blanks with the correct units:

a) A paperclip is about 3 ________ long.

b) A bag of sugar weighs 1 ________.

c) A teaspoon holds about 5 ________.

d) The length of a football field is about 100 ________.

🤔 Part 3: Explain Your Thinking

5. Why would you use centimetres instead of metres to measure the width of this worksheet? Explain your thinking:
6. You need to measure the weight of a car. Would you use grams or kilograms? Why?
7. Complete this sentence: "I use ________ to measure ________ because ________"

📊 Part 4: Real-World Measuring

8. Look around your classroom. Choose 3 objects and decide what tool and unit you would use to measure them:

Object 1: ________________

Tool: ________________ Unit: ________________

Why? ________________________________________________

Object 2: ________________

Tool: ________________ Unit: ________________

Why? ________________________________________________

Object 3: ________________

Tool: ________________ Unit: ________________

Why? ________________________________________________

9. Check all the things you could measure with a ruler:

The length of your desk

How much juice is in a glass

The width of a book

How heavy your bag is

The thickness of a coin

🎯 Part 5: Challenge Questions

10. Draw a picture showing how you would measure the capacity of a water bottle:
11. If you measured your height and got 142 cm, how could you write this using metres? Show your thinking:
12. Why is it important to choose the right measuring tool and unit? Give two reasons:

About This Worksheet

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