Car b is following car a as they are moving along a straight path with va=40 mph and vb=45 mph. at the moment when the distance between the cars is 45 ft brakes are applied simultaneously in both cars. car a decelerates with aa=−22 ft/s2 and car b with ab=−20 ft/s2. what is the distance between the cars when they are both stopped?

What are the applications of electromagnetic waves

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared

Can anybody me with this? ? (picture included.)