A small steel ball rolls off a table 1.1 m high with a speed of 3 m/s. How far away from the table (in m) would you put the center of a target that you want it to hit? Please input your answer as a positive value with two decimal places.

An object's buoyant force and weight mean the same thing.a. trueb. false

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?

Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?