Aperson riding in a hot air air balloon basket ascends to 1000 ft above the ground. what happened to the atmospheric pressure as the balloon ascended? a. it increased b. it stayed the same c. it decreased

Abaseball is thrown from the outfield toward the catcher. when the ball reaches its highest point, which statement is true? (a)its velocity is not zero, but its acceleration is zero. (b) its velocity and its acceleration are both zero. (c) its velocity is perpendicular to its acceleration. (d) its acceleration depends on the angle at which the ball was thrown. (e) none of the above statements are true.