Q: Q: "red-shift" refers to a shift toward red in the spectrum from what celestial bodies? A:

OPTIONS:
- galaxies
- planets
- comets
- stars

A: stars

input: OPTIONS:
- potential energy
- molecular energy
- physical energy
- mechanical energy Now, answer this question: Q: What type of energy is produced when two objects move together? A:
A:
output: mechanical energy

Q: The genetic code is universal, unambiguous, and what else? A:

OPTIONS:
- novel
- efficient
- functional
- redundant

Answer: redundant

Problem: OPTIONS:
- since parallel
- after parallel
- not parallel
- in parallel
Q: Q: How are voltmeters placed in the circuit? A:
Answer: in parallel

Problem:OPTIONS:
- icebergs
- glacial continents
- ice floes
- ice caps

Q: What are large glaciers that cover a larger area than just a valley? A:
****
A: ice caps

Problem:OPTIONS:
- conclusion
- materials
- suggestions
- hypothesis

Q: If no conclusion is reached after an experiment, the scientist may retest what? A:
****
A:
hypothesis