Q: Q: What separates and strongly unites bodies of adjacent vertebrae? A:

OPTIONS:
- synovial fluid
- collagen fibers
- interstitial fluid
- intervertebral disc

A: intervertebral disc

input: OPTIONS:
- become ions
- expel ions
- flatten ions
- produce ions Now, answer this question: Q: Ionic compound atoms of various elements gain or lose electrons to? A:
A:
output: produce ions

Q: Bond lengths are intermediate between covalent single bonds and what? A:

OPTIONS:
- trivalent bonds
- wavefunction double bonds
- gravitational double bonds
- covalent double bonds

Answer: covalent double bonds

Problem: OPTIONS:
- supernovas
- black holes
- tides
- volcanic eruptions
Q: Q: Gases on earth originated from comets and what events? A:
Answer: volcanic eruptions

Problem:OPTIONS:
- write things on paper
- ask a co-worker about it
- think of how they would work
- conduct experiments

Q: How do you test a hypothesis? A:
****
A: conduct experiments

Problem:OPTIONS:
- vegetables
- hair
- teeth
- hands

Q: Most of these bacterial illnesses can be prevented with proper cooking of food and washing what? A:
****
A:
hands