When a soccer ball is headed from one player #1 to player #2 across the soccer feild, what is the projectile?

a. player #2
b. soccer field
c. player #1
d. soccer ball

In science and physics what is the standard unit of measure for speed?

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.

What are the dimensions of the cross section that passes through the points a, f, g, and d?