Hãy Xác định góc giới hạn phản xạ toàn phần khi chiếu tia sáng tới từ kim cương có chiến suất 2.42 qua các môi trường: a không khí (nkk=1) b. nước(Nnc= 1.33) c thủy tinh(N\pi=1.42)

Consider the phase change taking place in the picture. you could use all but one statement to describe what is happening here. that is: a) temperature is increasing. b) kinetic energy is increasing. c) the space between the particles remains the same. d) the attractive force between the particles is decreasing.