Write the number in scientific notation.
-A light-year is a measure of length defined as the distance that light travels in one year, which is about $9,500,000,000,000$ kilometers. Write this number in scientific notation.
A) $95 \times 10 ^ { 11 }$
B) $0.95 \times 10 ^ { - 11 }$
C) $9.5 \times 10 ^ { - 12 }$
D) $9.5 \times 10 ^ { 12 }$

Question

Quizplus · Accepted Answer

Scientific notation is written as a product of a number between 1 and 10 and a power of 10. $9,500,000,000,000$ in scientific notation is $9.5 \times 10^{12}$.

Write the Number in Scientific Notation 9,500,000,000,0009,500,000,000,0009,500,000,000,000 Kilometers 95×101195 \times 10 ^ { 11 }95×1011

Write the Number in Scientific Notation $9,500,000,000,000$ Kilometers $95 \times 10 ^ { 11 }$