input: OPTIONS:
- amplitude
- curved
- inverse
- transverse Now, answer this question: Q: What kind of waves are electromagnetic waves? A:
A:
output: transverse

Q: What do increasing greenhouse gas concentrations in the air do to the earth's temperature? A:

OPTIONS:
- Lower it
- stable it
- Pollute
- raise it

Answer: raise it

Problem: OPTIONS:
- gas planets
- desert biomes
- aquatic ecosytems
- terrestrial ecosystems
Q: Q: Nitrogen is an important macronutrient because it is part of nucleic acids and proteins. atmospheric nitrogen, which is the diatomic molecule n2, or dinitrogen, is the largest pool of nitrogen in these? A:
Answer: terrestrial ecosystems

Problem:OPTIONS:
- bony fishes
- birds
- reptiles
- amphibians (or tetrapods)

Q: Which vertebrates were the first with four limbs? A:
****
A: amphibians (or tetrapods)

Q: The name of the cation comes first, followed by the name of the anion, in what kind of compound? A:
OPTIONS:
- magnetic compound
- localized compound
- covalent bonds
- ionic compound
ionic compound

Q: In what season are temperature inversions more common? A:
OPTIONS:
- spring
- autumn
- summer
- winter

Answer:
winter