Question

The temperature at the core of the Sun is estimated to be more than 15,000,000 degrees Celsius. What is 15,000,000 written in scientific notation.
A. 1.5 x 10^5
B. 1.5 x 10^6
C. 1.5 x 10^7
D. 1.5 x 10^8

Answer 1

The answer is C because you would move the decimal 7 places to the right to get 15,000,000.