Deck 1: Quantities and Units

Question 1

0.00015 can be expressed in powers of ten as 1.5 × 10^-4.

Answer 1

True

Question 2

In engineering notation, 82,500 is expressed as 8.25 × 10³.

Answer 2

False

Question 3

In engineering notation 0.0047 is expressed as 4.7 × 10^-3.

Answer 3

True

Question 4

The value 1.2 × 10^-6 can be expressed as ________.

A) 1.2 m or milli
B) 1.2 M or Meg
C) 0.00012
D) 1.2 ? or micro

Question 5

Determine the correct calculation.

A) 5600 × (9.6 × 10^-7) = 5.376 milli
B) 89.4 k × 1.2 m = 1.072 km
C) 4.7 m ÷ 1.24 = .379 m
D) 5.6 ÷ 17 m = 32.9 m

Question 6

If you are trying to enter the number 16,000 into your calculator, a correct entry is ________.

A) 1.6 03
B) 1.6 05
C) 1.6 04
D) 1.6 02

Question 7

Convert 0.00047 microfarads (?F) to the equivalent picofarads (_pF).

A) 47 _pF
B) 0.47 _pF
C) 470 _pF
D) 4.7 _pF

Question 8

86,000 expressed in scientific notation equals ________.

A) 860 × 10²
B) 8.6 × 10³
C) 8.6 × 10⁴
D) 8.6 × 10^-4