Question

Check my answers?

Which of the following best describes the motion of the particles in a piece of steel?
None are moving
A few are moving
X All are moving (my choice)
Most are moving

Most solids_____
X are dense and difficult to compress (my answer)
are able to flow
are amorphous
have a disorderly structure

Cyrstals are classified into how many different crystal systems?
4
5
6
X 7 (my answer)

Thanks!

Answer 1

1. All are moving

2. Are dense and difficult to compress

3.

All are correct... 3/3 100%

Answer 2

The answers are the following:
1.All are moving
2. are dense and difficult to compress
3. 7

Your answers are correct.