PHYS
The solar system is made up of planets and the Sun.
Sun
a) The diagram shows the four planets nearest to the Sun.
What are the names of planets A, B, C and D?
B.
- [2]

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.

Both independent and dependent clauses

The particles that are found in the nucleus of an atom are