Question

What is 6829 km expressed in scientific notation?

Answer 1

Move the decimal until there is 1 whole number

6.829

3 units

so 6.829 * 10^3

Answer 2

`6.829 \cdot 10^3`

Explanation:

6829 km expressed in scientific notation

To represent a number in scientific notation we move the decimal point after the first number.

We need to get decimal point after 6

All whole number have a decimal point at the end

6829.

Move the decimal point 3 units to the left

when we move decimal point 3 units to the left we multiply by 10^3

`6.829 \cdot 10^3` is in scientific notation