A soccer ball kicked from ground level at an angle of 63 degrees above horizontal is in the air for 4.80s what is the initial speed in m/s just after it was kicked. Ignore air resistance

Write the correct abbreviation for each metric unit

Determine the maximum r-value of the polar equation r =3+3 cos 0

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.