How does the mass of an object affect its motion through the air?

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up

22. the top of a cliff is located a distance h above the ground. at a distance h/2 there is a branch that juts out from the side of the cliff, and on this branch a bird's nest is located. two children throw stones at the nest with the same initial speed, one stone straight downward from the top of the cliff and the other stone straight upward from the ground. in the absence of air resistance, which stone hits the nest in the least amount of time?

Which property is expressed in distance units? o a. period o b. wavelength o c. speed o d. frequency