In a fullerene, what is true of the carbon atoms? O They are bonded in alternating hexagons and pentagons on the surface of a hollow sphere.
O They are bonded to three other carbon atoms in widely spaced layers.
O They are not bonded to each other.
O They are bonded in a random arrangement.

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’s #16 asking and how do i solve it?

Which of these is constant for all types of electromagnetic radiation in a vacuum? select one: a. wavelength b. frequency c. photon energy d. amplitude e. velocity