Use the graph to determine the average velocity in m/s of the object at the end of 4.0 seconds.

According to newton’s first law of motion, which force is expected to cause a body to accelerate?

Which of the following statement is false

Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3