A girl is riding a bicycle at 2.0m/s and throws a tennis ball horizontally forward at a speed of 1.0m/s from a height of 1.5m. At the exact same time, a boy standing on the sidewalk drops a tennis ball straight down from a height of 1.5m. Ignoring air resistance, which ball wouldn't hit the ground first?

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

Which boundary is associated with the building of the himalaya mountains? convergent transform divergent hot spot

An ideal gas is held in a container at constant volume. initially, its temperature is 5 degrees c and its pressure is 1.2 atm. what is its pressure when its temperature is 43 degrees c? answer in units of atm