(no links or files) What was important about Galileo Galilei’s observations using his telescope? A. His discoveries were used as evidence that the planets revolve around the Sun.
B. His discoveries were used as evidence that there were asteroids in the sky.
C. His discoveries were used as evidence that there were planets in the sky.
D. His discoveries were used as evidence that the Sun revolves around the planets.

Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earth–moon (center-to-center) distance is 3.82 × 10^8 m, earth's radius is 6.37 × 10^6 m, moon's mass is 7.36 × 10^22 kg, and earth's mass is 5.98 × 10^24 kg.

What is a carrier wave and how does it affect what you hear on the radio

6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.