Q: Insulin is produced by what cells of the pancreas? Choices: - gamma - platelet - alpha - beta A:
beta

Q: What is the term for an expression showing the relationship of the reaction rate to the concentrations of each reactant? Choices: - decay law - flow law - concentric law - rate law A:
rate law

Q: Q: The converging of continental plates can form what kind of geological feature? Choices: - plains - streams - shores - mountains A:
A: mountains

Question: Q: What force provides resistance whenever two surfaces are in contact? Choices: - vibration - tension - rotation - friction A:
Answer: friction

*Question*
Q: Experiments show that each o2 molecule has two unpaired what? Choices: - quarks - protons - neutrons - electrons A:
**Answer**
electrons

Q: In a smoke detector, a battery in the electric circuit creates what between the metal plates? Choices: - magnetism - hydrogen - cooling - voltage A:
voltage