Box A has two moles of gas at a temperature of 400 K. Box B has one mole of gas at a temperature of 800 K. Which of the two gas samples has higher internal energy?

Which of the following represents an upside-down image?

In a system, when potential energy decreases, then entropy also decreases. true false

Identify the theory that can be used to explain each phenomenon. answers diffraction: wave theory interference: wave theory reflection: both particle and wave theories refraction: both particle and wave theories