Measurement

Length

5

What instrument do we use to measure length?

Ruler

5

What is length?

Length is the straight line distance between two points.

10

Convert 2.5m to cm

250

10

How many centimeters in a km?

100 000 cm

15

What is the perimeter of a rectangle with length of 6m and height of 5m? Write the answer in mm

22000 mm

Mass/Density

5

What is the SI unit of mass?

g and kg

5

What is mass?

the amount of matter in an object

10

What is the formula for density?

density = mass / volume

10

If an object has a density of 3g/cm³, will it float in water?

No

15

What is the mass of an object with dimensions:

Density = 5g/cm³ 

Volume = 8 cm³

40g

Time

5

What is the SI unit of time

seconds (s)

5

What instrument is used to measure time?

stopwatch

10

How many minutes are in 4.5 hours?

270 minutes

10

How many seconds in 3 minutes

180 seconds

15

Convert 80 minutes into seconds

4800 seconds

Volume

5

What is the SI unit of volume?

cubic meter (m³)

5

What is the volume of a rectangular shape with dimensions:

length = 3cm
width = 2cm
height = 4cm

24 cm³

10

How can we calculate the volume of an irregular shape?

Put it in water

10

Convert 5m³ to cm³

5 000 000 cm³

15

Work out the volume of a shape with height 5cm, length 4cm and width 9cm - Write the answer in cubic meters

0.00018 m3

Area

5

What is the SI unit of area

cm² / m²

5

What is the formula for area

area = length by width

10

What is the area of a shape with length 7m and width 4m - Write the answer in cm²

280 000 cm²

10

The area of a shape is 54cm² the width is 6cm what is the length?

54/6 =9cm

15

The perimeter of a rectangular shape is 24cm the width is 3cm what is the length?

24 - 3 - 3 = 18

18/2 = 9