The diameter of an dust particle is 0.000000022 meters. Write this number in scientific notation.
A) $2.2 \times 10 ^ { - 8 }$ meters
B) $2.2 \times 10 ^ { - 6 }$ meters
C) $2.2 \times 10 ^ { - 9 }$ meters
D) $22 \times 10 ^ { - 6 }$ meters
E) $0.22 \times 10 ^ { - 8 }$ meters

Question

Quizplus · Accepted Answer

To convert the diameter of the dust particle (0.000000022 meters) into scientific notation, you move the decimal point 8 places to the right, resulting in $2.2 \times 10^{-8}$ meters.

The Diameter of an Dust Particle Is 0 2.2×10−82.2 \times 10 ^ { - 8 }2.2×10−8

The Diameter of an Dust Particle Is 0 $2.2 \times 10 ^ { - 8 }$