Problem: OPTIONS:
- eastward
- inward
- westward
- outward
Q: Q: Upwelling mantle at the mid-ocean ridge pushes plates in which direction? A:
Answer: outward

Problem:OPTIONS:
- protons
- electrons
- molecules
- neutrons

Q: Heavier isotopes of plutonium are also produced when lighter plutonium nuclei capture what? A:
****
A: neutrons

Q: How does the sun generate energy? A:
OPTIONS:
- atomic division
- matter multiplication
- certain fusion
- nuclear fusion
nuclear fusion

Q: Chemical digestion in the small intestine cannot occur without the help of the pancreas and what bile-producing organ? A:
OPTIONS:
- kidney
- heart
- stomach
- liver

Answer: liver

Question: Q: What is the study of the chemical elements necessary for plant growth called? A:
OPTIONS:
- photosynthesis
- phototropism
- plant propagation
- plant nutrition
Answer: plant nutrition

input: OPTIONS:
- gravity
- filter
- weight
- wavelength Now, answer this question: Q: Light emitted by atoms is polychromaticcontaining more than one of these? A:
A:
output:
wavelength