Water bubbles up through a hot spring at yellowstone national park. what method of heat transfer is this?

True or false: the revolution of the earth creates day and night as it rotates around the sun

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?

Atoms containing radioactive nuclei are called