Adog chases a motorcycle down the street for 74.5 meters. the dog starts at rest and is running at 3.49 m/s when he gives up. what is the dog's average acceleration?

Akg a of 55 m at an of 11 ? . if is at 98 km/h,be ?

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

The ability to make things happen is also called a. heat b. force c. matter d. energy