What is the force cause by an elephant of 4054 kg moving at 5.5 m/s2? F = ma
A) 700 Newtons
B) 22,000 Newtons
C) 740 Kg x m/s2
D) 22,297 kg

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.