Q91Multiple choice
A light year is the distance that light can travel in one year. 1 light year = 9,460,000,000,000 km.
- (a)Express one light year in scientific notation.
- (b)The average distance between Earth and Sun is 1.496 × 108 km. Is the distance between Earth and the Sun greater than, less than or equal to one light year?
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(a) Express one light year in scientific notation.
(b) The average distance between Earth and Sun is 1.496 × 108 km. Is the distance between Earth and the Sun greater than, less than or equal to one light year?