Science

1. can damage an organism
4. Quantity of three-dimensional space occupied by a liquid, solid, or gas.
5. The Statue of Liberty's copper is changing which is an example of change of [blank].
8. The ability of a chemical to burn or ignite, causing fire or combustion.
9. A large number of people or objects crowded together.
10. The degree of compactness of a substance.
11. Resistance of a mineral to scratching
12. the degree where a chemical substance or a specific mixture of substances are dangerous to the point
13. The quality or state of being physically strong

2. The [blank] of this teddy bear is smooth.
3. A compound breaks down into two or more simpler substances
6. A measure of how easily a substance bursts into flame, through fire or combustion.
7. The loss of electrons