190 km = __m Can somebody please help me? I don’t know why they put a sophomore in a physics class.

In a closed system, the total energy prior to an energy transformation is the total energy after. a. equal to b. unrelated to c. greater than d. less than

An artificial satellite circles the earth in a circular orbit at a location where the acceleration due to gravity is 6.03 m/s^2. determine the orbital period of the satellite.

How would doubling the made of an object change the objects potential energy