By only measuring an object’s doppler shift, astronomers tend to by only measuring an object’s doppler shift, astronomers tend to exactly determine the object’s total speed. underestimate the object’s total speed. overestimate the object’s total speed.

Which of the following statements are true for an isothermal process? check all that apply. - during an isothermal process, the work done by the gas equals the heat added to the gas. - during an isothermal process, the internal energy of the system changes. - an isothermal process is carried out at constant temperature. - an isothermal process is carried out at constant pressure. - an isothermal process is carried out at constant volume.