Q: Similarity of crystal structures is used to categorize what non-living materials? Choices: - salts - corals - grains - minerals A:
minerals

Q: In physics, what is defined as the average kinetic energy of the particles of matter? Choices: - density - friction - magnetism - temperature A:
temperature

Q: Q: What are lipids' function in relation to nerves? Choices: - transportation - reproduction - conservation - protection A:
A: protection

Question: Q: Observations suggest that a force applied to an object is always applied by what? Choices: - itself - gravity - dark matter - another object A:
Answer: another object

*Question*
Q: What is located at about 80 degrees north latitude? Choices: - alaska - india - the equator - the north pole A:
**Answer**
the north pole

(Q).
Q: What is a long, tube-shaped bundle of neurons, protected by the vertebrae? Choices: - a ganglion - an axon - a dendrite - the spinal cord A:
(A).
the spinal cord