If the mass of the earth is 80 times that of the moon and its radius is 4 times that of the moon, how long will it take to reach the maximum height, a body thrown vertically upwards on the moon, with a speed of 20m / s?

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.