Prefixes 2

Physical quantities are quantities that can be ___________.

• counted

• measured

• written

• questioned

Which of the following is the symbol for Mega?

• m

• M

• μ

• Mg

Which of the following is the factor for milli?

• 10^-2

• 10^-3

• 10^-6

• 10⁶

Which part of "0.64 Mg" is the prefix?

• g

• M

• 0.64

• Mg

1.37 mm = _____________ m.

• 1.37 × 10³

• 1.37 × 10^-3

• 1.37 ÷ 10^-3

• 1.37 ÷ 10³

247 N = ________________ GN

• 247 × 10⁹

• 247 ÷ 10⁶

• 247 × 10⁶

• 247 ÷ 10⁹

A physical quantity has a numerical ____________ and __________.

• measurement, unit

• magnitude, unit

• number, factor

• value, symbol

Which of the following is the factor for micro?

• m

• μ

• M

• mc

What is the factor for the prefix micro?

• 10^-3

• 10^-6

• 10^-9

• 10^-12

4.57 nm = ________________ m.

• 4.57 × 10^-12

• 4.57 × 10^-9

• 4.57 ÷ 10^-9

• 4.57 ÷ 10^-6