Which kind of energy transformation occurs during skydiving? a) mechanical to gravitational b) gravitational to kinetic c) kinetic to potential d) mechanical to potential

For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.

Blank liquids and gases exert a buoyant force on objects placed in them

Gasoline comes from petroleum, which is made from ancient living things. petroleum, therefore, contains a type of energy. a. heat b. nuclear c. biological d. chemical potential