how much force is required for a pitcher to launch a baseball with a mass of .148 kg at an initial acceleration of 24 m/s

The air that we breath is made mostly of which gaseous molecule

Using gravity, an elephant can pull a mouse towards it from the ground. true or false explain why. will give brainliest if answered fast and the best explanation

Suppose two stars are located in region a of the h-r diagram shown in the figure below. star c appears much dimmer than star y as seen from earth. which star can be inferred to be nearer to earth and how do you know?