The speed of all light waves is 3.0 x 108 m/s (300,000,000 m/s). The green color shown corresponds to light with a wavelength of 5.4 x 10-7 m. What is the frequency of this color of light?

Aquantity of gas has a volume of 1.5 m3 and an absolute pressure of 95 kpa. when the gas is compressed to a volume of 0.5 m3, what is the new absolute pressure of the gas? (assume that there’s no change in temperature.)

What are similarities and differences of reflection, refraction, diffraction and absorption?

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=