Measurement Applications
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Transcript of Measurement Applications
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