Q: Paint keeps oxygen and water from coming into direct contact with the metal, which prevents what? Choices: - heat - evaporation - filtration - corrosion A:
corrosion

Q: What is the most abundant biochemical compound? Choices: - soil - methane - tissue - cellulose A:
cellulose

Q: Q: Which equation improves upon the ideal gas law by adding two terms: one to account for the volume of the gas molecules and another for the attractive forces between them? Choices: - Heidiger's principle - Pascal's equation - Newton's third law - van der waals A:
A: van der waals

Question: Q: Some metals, such as gold and platinum, do not corrode easily because they are very resistant to what? Choices: - evaporation - precipitation - heat - oxidation A:
Answer: oxidation

*Question*
Q: What is the name of the muscle at the end of the esophagus? Choices: - neck - intestine - throat - sphincter A:
**Answer**
sphincter

(Question)
Q: What type of rocks form from sediments that are cemented and compacted? Choices: - limestone - granite - crystalline - sedimentary A:
(Answer)
sedimentary