Which of the following is not an example of energy transfer? A. Riding a bike down a hill.
B. Sliding a table across a floor.
C. Holding a sign in the air.

Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)

The largest observatory complex in the world is on mauna kea, the tallest mountain on earth. what are some factors astronomers consider when selecting an observatory site? don’t forget practical ones. should astronomers, for example, consider building an observatory on denali (mount mckinley) or mount everest?

Which insurance would contradict the big bang theory