An archer standing on a tower that is 30 m high, fires an arrow horizontally at a velocity of 89 m/s. What is the horizontal velocity of the arrow? How long is the arrow in the air? How far does the arrow travel horizontally? What is the vertical velocity that the arrow hits the ground with?

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.