The measure of the amount of matter in an object is called:

• length

• height

• mass

• volume

What is the SI base unit of time?

• instant

• second

• minute

• hour

The base unit for length in SI units is the:

• gram

• liter

• meter

• milliliter

The SI base unit for mass is the

• ounce

• gram

• milligram

• kilogram

The prefix "centi" means

• hundred

• thousandth

• hundredth

• thousand

The prefic "kilo" means:

• 1000

• 1/100

• 100

• 1/1000

The prefix "milli" means:

• your youngest little bay sibling

• 1/1000

• 1/10,000

• 1000

How many meters are in a kilometer?

• 1 meter

• 10 meters

• 100 meters

• 1,000 meters

A centimeter is about the size of ...

• The length of your thumb

• the width of you pinkie

• the length of a cricket bat

• the length of a football field

Which unit is smallest?

• millimeter

• meter

• centimeter

• kilometer