A pitched ball is hit by a batter at a 45-degree angle and just clears the outfield fence, 98 meters away. assume that the fence is at the same height as the pitch and find the velocity of the ball when it left the bat

I'm thinking it's 2 you are asked to explain the earth's magnetic field. which is the best reply? 1. the earth's magnetic south is similar to the north pole of a magnet. 2. the earth's core has a strong magnetic charge similar to the south pole of a magnet. 3. the earth's geomagnetic south is similar to the south pole of a magnet. 4. the earth's magnetic charge is not centered at either pole; it varies based on location.