How long does it take for a pulse of laser light to reach the moon&bounce back to earth?

Answer The speed of light is 186,000 miles per second. The average distance between Earth and the moon is 238,857 miles. With these numbers, we can calculate that it takes light 2.568 seconds to go to the... Read More »

Top Q&A For: How long does it take for a pulse of laser ligh...

How many cups does 226 grams of sugar equal?

How many cups does a box of powdered sugar equal?

A 1 lb. box of powdered sugar, or confectioner's sugar, contains 16 oz. One cup contains 8 oz.. Therefore, a 1 lb. box of powdered sugar equals 2 cups. This is a good shopping reference for a recip... Read More »

How many cups of sugar is a pound of powdered sugar equal to?

One pound of granulated sugar (the equivalent of 16 oz. by weight) is equal to 2 1/4 cups. However, confectioners sugar, commonly referred to as powdered sugar, amounts to 4 cups or 4 1/2 cups sift... Read More »

How long did it take NASA to reach the moon?