input with options: Q: What is the method that is a plan for asking questions and testing possible answers called? A:
OPTIONS:
- forecasting
- sample size
- independent variable
- scientific investigation
output: scientific investigation

Q: Q: What causes fertilization to occur? A:

OPTIONS:
- accumulation and an egg fuse
- tissue and an egg fuse
- genetic and an egg fuse
- sperm and an egg fuse

A: sperm and an egg fuse

input: OPTIONS:
- binary friction
- strong force
- harmonic friction
- kinetic friction Now, answer this question: Q: What type of force always opposes the direction of motion? A:
A:
output: kinetic friction

Q: What concentrates wave energy or disperses it? A:

OPTIONS:
- wave diffusion
- a prism
- wave reflection
- wave refraction

Answer: wave refraction

Problem: OPTIONS:
- hofstadter ' law
- ganymede ' law
- water pressure law
- archimedes' law
Q: Q: Which law explains why a ship weighing thousands of metric tons floats on water? A:
Answer: archimedes' law

Q: For what kind of animal is communication essential? A:

OPTIONS:
- anti-social animals
- new born animals
- migrating animals
- social animals

Answer:
social animals