Base SI unit Quiz

How many 'mm' in a 'cm'?

• 10

• 1

• 100

• 1000

How many 'cm' in a 'm'?

• 100

• 10

• 1000

• 1

How many 'm' in a 'km'?

• 1000

• 100

• 10

• 1

Complete the following table by matching the unit with its symbol and what it measures:

• current

• kg

• mass

• metre

• s

• second

• K

• A

• length

• kelvin

What unit is used to measure area?

• square meter

• liter

• kilogram

• second

What unit is used to measure volume?

• liters

• meters

• grams

• seconds

What unit is used to measure speed?

• m/s

• km

• kg

• m

What unit is used to measure force?

• Newton

• Joule

• Watt

• Pascal

Can you link the activity to the best measuring tool for the job? Match the following:

• Measuring from the front door to the end of the drive 15m away to run a cable to a security light

• Laser distance measurer

• Marking out a piece of trunking lid before cutting a slot

• Ruler

• Marking out a piece of conduit 2m long before cutting it

• Caliper

• Measuring the dimensions of a large room

• Measuring tape

Fill in the blank: The unit symbol for Volt is ___.

• V

• A

• W

• Ohm