Unit 4 Measurement

Key Words

Millim

etre (mm

)

Referent

perimeter

area

volu

m

e

Cubic centimetre

(cm3)

dimensions

Cubic metre (m3)

capacityLitre (L)

Millilitre (ml)

displacement

Lesson #1Student Outcome: I will be able to estimate and measure in

millimetres (mm)

What kind of comparisons Can you make between Centimeters (cm) and Millimeters (mm)?

***

Lesson #1Student Outcome: I will be able to estimate and measure in

millimetres (mm)

What kind of comparisons Can you make between Centimeters (cm) and Millimeters (mm)?

* 1cm = 10mm* 1cm is 10 times bigger than 1mm•1mm is 10 times smaller than 1 cm•10mm = 1cm•1mm = 0.1cm

Lesson #1Student Outcome: I will be able to estimate and measure in

millimetres (mm)

A metre stick is 100cm long.

What kind of comparisons can you make between metres (m)centimetres (cm) and millimetres (mm)?

****

Lesson #1Student Outcome: I will be able to

estimate and measure in millimetres (mm)

A metre stick is 100cm long.

What kind of comparisons can you make between metres (m)centimetres (cm) and millimetres (mm)?

* 1m = 100cm• 1m = 1000mm• 1cm = 0.01m * 1mm = 0.001m

Lesson #2Student Outcome: Students will select the right measuring tool to solve a

problem.

ACTIVITYUsing a 30cm ruler and metre stick measure the following:(see attachment)

Lesson #2Student Outcome: Students will select the right measuring tool to solve a

problem.

Item Metre (m) Centimetre (cm)

Millimetre (mm)

Shoe length

Handspan

Height

Classroom Width

Desktop Height

Length of Hallway

Head Size

Lesson #2Student Outcome:

ASSIGNMENT

Student Practice and Homework Book Page 48 – 49

Textbook Page 124 – 125 # 1 a,b,c, 2 – 12 (a,b only for each question)

Lesson #3Student Outcome: I will be able to understand perimeter.

How much fence will you need to enclose this baseball field?

Lesson #3Student Outcome: I will be able to understand perimeter.

Perimeter: the distance around a shape

or

the sum of all the sides

Lesson #3Student Outcome: I will be able to understand perimeter.

How can you figure out these perimeters?

Lesson #3Student Outcome: I will be able to understand perimeter.

You need a tarp to cover this soccer field. How do you figure this out?

Lesson #3Student Outcome I will be able to understand perimeter and area.

Area: the amount of surface a shape covers : it is 2-dimensional - length (l) and width (w)

: measured in square units (cm ²) or (m²)

Lesson #3Student Outcome: I will be able to understand perimeter and

area.

Figure the area for these objects?

6cm

8 cm50 cm

100 cm

46 cm

183 cm

Lesson #3Student Outcome: I will be able to understand perimeter and

area.

Figure the perimeter for these objects?

6cm

8 cm50 cm

100 cm

46 cm

183 cm

Lesson #3Student Outcome: I will be able

to understand perimeterand area.

What are the perimeters for each rectangle?

What are the areas for each rectangle?

What do you notice?

Length Width Area Perimeter

Page 128

Lesson #3Student Outcome: I will be able

to understand perimeter and area.

Page 129

Length

Width Area Perimeter

8 cm²

14cm² 18cm² 20cm²

What did we find out?

The rectangles with the least width has the least area.

The rectangle closest in shape to a square has the greatest area.

Lesson #3Student Outcome: Student Outcome: I will be able to understand perimeter and area.

Assignment:

Student Practice Homework Book Page 50-51

Textbook Page 130 #2, 3a, 4a, 7, 8,

Lesson #2Student Outcome: Students will be able to understand a problem and

select an appropriate strategy to solve it.

Assignment:Strategies Toolkit Page 126 -127

Explore and connect (group)Practice #1, 2

Game: Page 131

Lesson #4Student Outcome: I will be able to build

different rectangles with a given area.

PaLength Width Perime

terArea

Page 132

Lesson #4Student Outcome: I will be able to build

different rectangles with a given area.

Pa

Length Width Perimeter

Area

Page 133

Perimeter 34 cm

Perimeter 20 cm

Perimeter 16 cm

What did we learn?

The rectangle with the least width has the greatest perimeter.

The rectangle that is a square or closest to a square has the least perimeter.

Lesson #4Student Outcome: I will be able to build different rectangles with

a given area.

Assignment:Textbook Page 133 #1a,c, 2, 3, 4a, c

Student Practice Book Page 50,51,52,53