Q: What happens to the reaction rate over the course of a reaction? Choices: - reverses - stays the same - speeds up - slows down A:
slows down

Q: What is a force that opposes motion between any surfaces that are touching? Choices: - vibration - tension - gravity - friction A:
friction

Q: Q: A system in what state cannot spontaneously change, and therefore can do no work? Choices: - equality - balance - stability - equilibrium A:
A: equilibrium

Question: Q: What do you call the fragments of cells involved in the clotting process that are suspended in blood plasma? Choices: - hematocrit - ironites - hemoglobin - platelets A:
Answer: platelets

*Question*
Q: What do skeletal muscles enable the body to do? Choices: - breathe - look - eat - move A:
**Answer**
move

(Question)
Q: What type of bonds are the attractive forces between the positively charged nuclei of the bonded atoms and one or more pairs of electrons that are located between the atoms? Choices: - active - gravitational - reactive - covalent A:
(Answer)
covalent