Measurement Applications

Measurement Applications

Rule: You should know how to estimate the size of the units of an object.

Best measurement

Your shoe size?

Km m cm mm

Best measurement unit

Weight of an elephant

g t km L

Weight of a hair

t kg g mg

Best measurement unit

Volume of can of coke & estimate the volume

L mL m Km

Best measurement unit

temperature

Normal room temperature?

temperature

Water boils at _______ °C

Ice melts at _______ °C

Change the unit

36.5 °C = __________ °F

C= (F-32) x

F= C +329

5

5

9

Change the unit

2345 mL= _______ L

2 500kg = ________ t

34.98 m= _______ cm

Which is smallest/largest?

a. Choose the smallest measure:0.2m 0.02km 200cm

b. Choose the largest measure:30g 3000mg 0.3kg

Rule: Convert the given into the same unit.

Which one is the smallest?

• 1 t

• 800 kg

• 900 000 g

Word problem

You bought 3 bottles of milk. Each bottle of milk contains 350mL. How many liters of milk do you have?

Fatmah runs 2 times around a 800m track. How many kilometers does she run?

Word problem

Eman has 2.72kg of chocolate. She wants her 4 children to share the chocolate.

How many grams of chocolate does each child get?

Word Problems

a. Sameer went shopping and bought 4.1 kg of oranges, 350 g of flour, and 550 g of rice. What is the total weight of the items in grams?

Word Problems

b. Julie wants to bake 6 cakes. Each cake needs 450 ml of water. How many litres of water will she need?

Word Problems

c. The temperature was 37 0C. It falls by 35 0F.

What is the new temperature?

Word Problems

d. Khawla has 15 m of dress material. She cuts it into 4 equal pieces. How many centimeters is each piece?

2 Dimension Shapes

Name of these shapes?

Area of rectangle?

5 cm

4.5 cm

A= L X W

P= add all sides

Draw a circle with Diameter 6cm and find its area.

2A r

Perimeter of a rectangle 6cm by 5 cm

Perimeter of a rectangle: add all sides

Area of triangle (2dp)

A= ½ b h

2.5m

3.8 m

Find the circumference of a circle with radius 0.3m.

2c r

Challenging Questions

Hessah is painting a 5m by 5m wall.

Each can of paint covers 1.5

How many cans are needed to paint the wall?

2m