Question: Perform the indicated calculations by first expressing all numbers in scientific notation. The average distance between the sun and Earth, 149,600,000 km, is called an

Perform the indicated calculations by first expressing all numbers in scientific notation.

The average distance between the sun and Earth, 149,600,000 km, is called an astronomical unit (AU). If it takes light 499.0 s to travel 1 AU, what is the speed of light? Compare this with the speed of the GPS signal in Exercise 59.


Data from Exercises 59

If it takes 0.078 s for a GPS signal traveling at 2.998 ×108 m/s to reach the receiver in a car, find the distance from the receiver to the satellite.

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