# Lesson Worksheet: Unit Multiples and Submultiples Mathematics

In this worksheet, we will practice identifying common prefixes to SI units, including multiples (kilo, mega, etc.) and submultiples (milli, micro, etc.).

Q1:

Which is bigger, a millimeter or a nanometer?

• AA nanometer
• BA millimeter

Q2:

True or False: A picogram is bigger than a teragram.

• ATrue
• BFalse

Q3:

Express the value 23.07 megawatts in watts as an ordinary number.

Q4:

Order the units gigabyte, terabyte, megabyte, and kilobyte from least to greatest.

• AKilobyte, gigabyte, megabyte, terabyte
• BTerabyte, megabyte, gigabyte, kilobyte
• CKilobyte, megabyte, gigabyte, terabyte
• DTerabyte, gigabyte, megabyte, kilobyte
• EGigabyte, kilobyte, terabyte, megabyte

Q5:

The teacher asked Mason and James which is greater, 6.2 decimeters or 5.3 micrometers. Mason said 6.2 decimeters, but James said 5.3 micrometers. Who is right?

• AMason
• BJames

Q6:

Which of the following is the smallest unit?

• AMillimeter
• BMicrometer
• CMegameter
• DCentimeter
• EDecimeter

Q7:

How many joules are in a terajoule?

• A joules
• B joules
• C joules
• D joules
• E joules

Q8:

Using powers of ten, convert 5.7 gigawatts to watts.

• A watts
• B watts
• C watts
• D watts
• E watts

Q9:

How many bytes are in 6 terabytes? Express the answer as a power of ten.

• A bytes
• B bytes
• C bytes
• D bytes
• E bytes

Q10:

A rectangular piece of land has a perimeter of km. Express this value in meters using powers of ten.

• A m
• B m
• C m
• D m
• E m