input with options: Q: In which direction does heat always flow through objects? A:
OPTIONS:
- from low to high
- from cooler to hotter
- from left to right
- from hotter to cooler
output: from hotter to cooler

Q: Q: What is it called when two waves combine to create a larger wave? A:

OPTIONS:
- Destructive Interference
- consistent interference
- wave propagation
- constructive interference

A: constructive interference

input: OPTIONS:
- depression
- conveyance
- diffusion
- convection Now, answer this question: Q: What is the rising and sinking of warm and cooler material called? A:
A:
output: convection

Q: What are the only living organisms that can make their own food? A:

OPTIONS:
- bacteria
- protozoa
- animals
- plants

Answer: plants

Problem: OPTIONS:
- the mirror breaks
- mirror brightens
- cleaner mirror
- foggy mirror
Q: Q: What results when the water vapor from a hot shower contacts the cooler surface of a mirror? A:
Answer: foggy mirror

Q: Food is broken into smaller particles by mastication, a process involving action by what structures? A:

OPTIONS:
- cilia
- proteins
- tonsils
- teeth

Answer:
teeth