Radio waves are electromagnetic waves and as such travel at the speed of light. Waves emitted a century ago would be 100 hundred light years away. A light year is the distance light travels in one year. In one year light travels about 5.9 trillion miles. therefore the waves traveled about 590 trillion miles in a century.
Answer:
Newport Beach has a warmer, Southern climate, which is why the family dresses lightly at night. Big Bear is located in the chilly mountain region, where things are naturally colder, so the family needs warmer clothing.
Explanation:
Newport Beach is located in the Southern region of California, and the nights are warmer. Big Bear is located in the mountains, so it's colder.
Link to Answer https://sashamaps.net/docs/maps/list-of-western-countries/
Answer: If the sin 30° = 0.5, then the cos 60° = 0.5 (same as 1/2)