When a ball is launched from the ground at a 45° angle to the horizontal, it falls back to the ground 50 m from the launch point. if it is launched at the same speed directly upward, (a) how high does it get? (b) how much longer does it spend in the air?

Within a pendulum, as potential energy decreases, energy increases. a. heat b. kinetic c. frictional d. gravitational

An object's buoyant force and weight mean the same thing.a. trueb. false

Which fact supports the conclusion that there will be fewer farm managers in the future? a) a farmer manager’s duties vary by the type of farm. b) farm technology is replacing some administrative jobs c) farm managers often need experience but not education. d) administrative duties include budgeting and training staff.