1. Order the materials from smallest refractive index to largest refractive index. Diamond
Glass
Quartz
Water
Air

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?

The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?

What are the starting materials for nuclear fission? two small nuclei two large nuclei a neutron and a large nucleus a neutron and a small nucleus