Problem: OPTIONS:
- intercartilage
- fibrotissue
- connective cartilage
- fibrocartilage
Q: Q: What are intervertebral discs made of? A:
Answer: fibrocartilage

Problem:OPTIONS:
- weather
- heat
- air
- water

Q: Hydroelectric power harnesses the energy of what? A:
****
A: water

Q: Like the stem, what basic plant structure contains vascular bundles composed of xylem and phloem? A:
OPTIONS:
- root
- flower
- bark
- leaf
leaf

Q: Carbon dioxide is an example of a material that easily undergoes what? A:
OPTIONS:
- decomposition
- spontaneous mutation
- amplification
- sublimation

Answer: sublimation

Question: Q: All elements are most stable when their outermost shell is filled with electrons according to which rule? A:
OPTIONS:
- quartet rule
- string rule
- coupling rule
- octet rule
Answer: octet rule

input: OPTIONS:
- Motion energy
- Thermal energy
- Kinetic Energy
- chemical energy Now, answer this question: Q: Endothermic and exothermic reactions differ in whether the products or reactants store more of what? A:
A:
output:
chemical energy