In solid light sources such as the tungsten filament in an incandescent bulb, the electrons can have any value of energy due to thermal vibration and collisions between atoms. Based on this, what do you think the spectrum for the incandescent bulb will look like

Which branches of natural science include the study of an organism that lived 10 million years ago

Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?

Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.