Please help :( What is air resistance?
The tendency of air to resist gravity
The ability of air to resist changes in motion
The friction between air molecules and an object
The net forces acting on air

An earthquake’s epicenter can be determined from arrival time data recorded on a(

If we represent the solar system on a scale that allows us to walk from the sun to pluto in a few minutes, then a) the planets are microscopic and the stars are millions of miles away. b) the planets are the size of basketballs and the nearest stars are a few miles away. c) the planets are marble size or smaller and the nearest stars are thousands of miles away.

Match the following items. 1 1 (4,4) 2. (-4,-2) 3. (3.-6) 4. (-4, 6) 5. (1,5)