An astronaut on Mars (mass 6.42x 10^23 kg, radius 3.39x 10^6 m) launches a probe straight upward from the surtace at 3.00x 10^3 m/s. What is the maximum height above the surface that the probe reaches? Neglect air resistance and the gravitational pull of
or the two small moons of Mars.

Suppose that recording station n is located 200 km north of the epicenter of an earthquake, and recording station s is located 100 km south of the epicenter of the same earthquake. which of the following statements would be true?

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.

By what primary heat transfer mechanism does the sun warm the earth?