Unit and Measurement

What is the Si/metric unit for mass?

• kilogram

• degree celsius

• found

• liter

Which is the biggest measure of distance?

• 1 centimeter

• 1 kilometer

• 1 millimeter

• 1 meter

If you have 250 cm, how many meters is that?

• 2.5 m

• 25,000 m

• 25 m

• 3 m

How many grams are there in a kilogram?

• 100

• 1000

• 10

• 1

The SI unit for time is the ?.

• second (s)

• gram (g)

• hours (h)

• liter (L)

Is 55,000 mg greater than, less than, or equal to 5 kg?

• equal to

• less than

• greater than

SI unit of electrical current

• ampere

• volt

• watt

• kilowatt

prefix giga is used for

• 10¹²

• 10⁶

• 10⁹

• 10³

3,400 in scientific notation is____.

• 34 x 10³

• 34 x 10²

• 3.4 x 10⁴

• 3.4 x 10³

Which of the following is a basic unit?

• distance

• area

• volume

• density