Question

The Pinwheel Galaxy is 2.7 × 104 kilo-light-years away. Which of these numbers represents 2.7 × 104 in standard form?

Answer 1

C

Step-by-step explanation:

Answer 2

2.7 × 104 in standard form is 27,000.

Step-by-step explanation:

2.7 × 104 in standard form is 27,000.

In standard form, a number is written with one non-zero digit before the decimal point and multiplied by a power of 10. In this case, 2.7 is the one non-zero digit before the decimal point, and it is multiplied by 10,000 (104) which means it is 27,000 in standard form.