1. Three identical objects are thrown from the same height through a window at the same time. Object A is thrown horizontally at 4.0 m/s, Object B is thrown horizontally and 8.0 m/s, and Object C is simply dropped. If air resistance is negligible, which object will reach the ground first? a) Object A b) Object B c) Object C d) Objects B and C will land first and together e) All 3 will land at the same time 2. Which of the following best describes a normal force? a) a force that resists the motion or attempted motion of an object c) the pull between two objects at a distance b) the force in a string or rope when pulled d) a perpendicular force exerted by a surface on a an object in contact with the other I need each and every step with a proper explanation