Scientists suspect that modern horses have different dietary habits than horses that lived long ago. what is the most reliable source that scientists can use to prove that horses have changed over time? a. interviews with veterinarians b. fossil evidence c. cave drawings d. fables

You are traveling in a car going at a constant speed of 100km/h down a long, straight highway. you pass another car going in the same direction which is traveling at a constant speed of 80km/h. as measured from your car's reference frame this other car is traveling at −20km/h. what is the acceleration of your car as measured from the other car's reference frame? what is the acceleration of the other car as measured from your car's reference frame?

Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life

You notice the birds sitting on the electrical wires which of the following explain why the birds don't get shocked