What causes waves to occur? Question 1 options:

Wind

Animals swimming in the water

I don't know...yet!

Gravitational pull from Earth

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Compare and contrast the bohr model and the electron cloud models of the atom.

Convert .347 kilometers to miles show your work