Ms garcias science students are studying scale models. Ms garcia had abstudent blow up a balloon to 14 centimeters in diameter. This balloon is a model sun that is approximately on ten-billionth of the size of the real sun. Consider the four circles above. Which would be the best size for the earth in a scale model of the solar system

Sally turns on her cellular telephone to speak to her friend who is located thousands of miles away. which of the following best describes how such a telephone is able to transmit and receive information? a. the cellular telephone transmits, receives, and encodes information using only sound waves. b. the cellular telephone transmits, receives, and encodes information using only electromagnetic waves. c. the cellular telephone transmits information by electromagnetic waves to a receiver which then encodes them and produces sound. d. the cellular telephone transmits information by sound waves to a receiver which then encodes them and produces electromagnetic waves.