Solved

Radio Waves Travel at the Speed of Light, Which Is

Question 81

Multiple Choice

Radio waves travel at the speed of light, which is 3.00 × 10⁸ m/s.How many kilometers will radio messages travel in exactly one year?

A) 9.46 × 10¹⁵ km
B) 7.30 × 10⁸ km
C) 7.10 × 10¹⁰ km
D) 9.46 × 10¹² km
E) 3.33 × 10^-3 km

Related Questions

Q76: Classify the following as a physical or

Q77: Define compound.

Q78: Identify the following as a physical or

Q79: Give three examples of pure substances.

Q80: The density of lead is 11.4 g/cm<sup>3</sup>.Express

Q80: What is the volume of a 2.5

Q83: A block of iron has a mass

Q84: A pure yellow crystalline substance, when heated

Q85: Identify the following as a physical or

Q86: Express the number 0.000053 in scientific notation.<br>A)5.3