Q: What is defined as the mass per unit volume of a substance? Choices: - weight - diameter - height - density A:
density

Q: What level is greater than 7 in a basic solution? Choices: - fh - gh - uh - ph A:
ph

Q: Q: All of the planets rotate on their axes in the same direction that they move around the sun, except for which one? Choices: - Jupiter - venus - Saturn - uranus A:
A: uranus

Question: Q: Dna transcription is controlled by what type of proteins? Choices: - essential - digested - genetic - regulatory A:
Answer: regulatory

*Question*
Q: The work-energy theorem states that the net work on a system equals the change in what type of energy? Choices: - binary energy - new energy - residual energy - kinetic energy A:
**Answer**
kinetic energy

*Question*
Q: What element is released into the atmosphere by the burning of fossil fuels? Choices: - carbon - helium - oxygen - sulfur A:
**Answer**
sulfur