Question:
(a) The signal from a certain satellite takes approximately
Last updated: 7/19/2022
![(a) The signal from a certain satellite takes approximately](https://media.kunduz.com/media/sug-question/raw/60142903-1658214706.7840817.jpeg?h=512)
(a) The signal from a certain satellite takes approximately 0.0078 seconds to reach Earth. Write this number in scientific notation. (b) The total surface area of South America is approximately 6.89 x 106 square miles. Write this number in standard notation.