Which is a form of energy that can move from a hot place to a cooler place, or the transfer of energy from one body to another? -Celsius
-Fahrenheit
-Freezing point
-Heat

Awalk up the phase change graph worksheet

What are similarities and differences between refraction, reflection, diffraction and absorption?

Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?