*Question*
Q: What law states that matter cannot be created or destroyed? Choices: - Murphy's Law - law of inertia - construct of energy - conservation of energy A:
**Answer**
conservation of energy

*Question*
Q: What term is used to describe how fast a chemical reaction occurs? Choices: - response time - catalysis - velocity - reaction rate A:
**Answer**
reaction rate

*Question*
Q: What is the second class of fish after ray-finned fish? Choices: - pine - finned fish - spar - finned fish - star-finned fish - lobe-finned fish A:
**Answer**
lobe-finned fish

*Question*
Q: What of a electromagnetic wave can be calculated using the wave equation due to their speed always being constant? Choices: - oscillation - resonance - sound - frequency A:
**Answer**
frequency