Q: A period is a horizontal row of the what? A:
OPTIONS:
- cycles table
- phases table
- species table
- periodic table

Answer: periodic table

Question: Q: Due to the difference in the distribution of charge, water is what type of molecule? A:
OPTIONS:
- ionic
- uneven
- crooked
- polar
Answer: polar

input with options: Q: What happens to the rate of chemical reactions in higher temperatures? A:
OPTIONS:
- they become erratic
- they stop
- they decrease
- they increase
output: they increase

Q: Q: Metabolic enzymes catalyze catabolic reactions that break down what? A:

OPTIONS:
- proteins
- lipids
- impurities
- carbohydrates

A: carbohydrates

input: OPTIONS:
- material on Earth
- synthetic magnet
- healing magnet
- natural permanent magnet Now, answer this question: Q: Also called lodestone, the mineral magnetite is the most powerful what? A:
A:
output: natural permanent magnet

Question: Q: What kind of waves consist of vibrating electric and magnetic fields? A:
OPTIONS:
- gaseous waves
- sound waves
- hydraulic waves
- electromagnetic waves
Answer:
electromagnetic waves