an astronaut throws a wrench in interstellar space how much force is required to keep the wrench movie constantly with constant velocity

Which feature indicates that mars resides in the inner region of the solar system

What will a positive and a negative charge do if they are separated from each other?

At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?