Why there are not green stars?

Lucas plugs a lamp into the wall. The light bulb in the lamp turns on. What kind of energy transformation is this? A. Light energy is transformed into electrical and mechanical energy. B. Electrical energy is transformed into light and heat energy.

Which is an example of the kinetic-molecular theory not holding true for a gas? The average kinetic energy of particles depends only on the temperature. The particles in a gas travel in straight lines in a continuous, random motion.

9. From the densities below, decide whether each substance will sink or float in sea water. Sea water has a density of 1.025 g/ml. (Write sink or float on the line.) Gasoline 0.66 g/ml Asphalt 1.2 g/ml Cork 0.26 g/ml

What are the two main gasses found in the cloud the sun formed from?

What equation would you use to calculate the ideal mechanical advantage of a wheel and axle? This is Science not Physics

Listening to the radio, you can hear two stations at once. Describe this wave interaction

The volume of a gas is reduced when the temperature is decreased

Describe the Dark Ages of our universe.

Two boxes, P and Q, are at rest on a frictionless horizontal surface. A light, flexible cord connects them. The mass of P is greater than the mass of Q.

Determine the velocity of a beam of electrons that goes undeflected when moving perpendicular to an electric and magnetic field. The electric field and the magnetic field are also perpendicular to each other and have magnitudes 7.7 x 10^3 V/m and 7.