Q: Fact 1: Sharpening an object causes that object to change shape. Fact 2: An object is an item in the real world. Given the two facts above, what does sharpening an item do?

OPTIONS:
- changes shape
- alters smell
- changes color
- Relieve pain
- focusing a lens
- maintains shape
- duplicate itself
- lowered energy cost

A: changes shape

input: OPTIONS:
- driving
- Firecrackers
- air compressor
- engines
- gas engine
- generator
- Neuron.
- transmission Now, answer this question: Fact 1: Agenerator converts kinetic energy into electrical energy. Fact 2: Kinetic energy is energy in motion. Given the two facts above, motion can be converted into electrical energy with a what?
A:
output: generator

Fact 1: Aairplane is used for moving people across bodies of water. Fact 2: Airplanes and cars are equipped with engines. Given the two facts above, transportation equipped with what is used for moving people across bodies of water?

OPTIONS:
- snorkels
- engines
- energy
- Fuel cells
- Limbs
- wheels
- Weight
- tracks

Answer: engines

Problem: OPTIONS:
- DNA
- photosynthesis
- bird
- sex
- subtraction
- gametes
- eggs
- ovum
Q: Fact 1: Reproduction is the process by which living things give rise to offspring. Fact 2: Sex equals reproduction. Given the two facts above, what is the process by which living things give rise to offspring?
Answer: sex

Problem:OPTIONS:
- helpful
- parasites
- disease-causing
- Roundworms.
- beneficial
- smallpox
- disease-curing
- a pathogens

Fact 1: Disease-causing microbes have a negative impact on the body. Fact 2: Microbes are also called bacteria or microorganisms. Given the two facts above, what bacteria have a negative impact on the body?
****
A: disease-causing

Problem:OPTIONS:
- Fast food.
- It helps them survive
- Fish food.
- gastropod shells
- Human organisms.
- important habitats
- sedimentary rocks
- Nurseries of the ocean.

Fact 1: Coral reefs provide food and shelter to many ocean organisms. Fact 2: Coral reefs are nurseries of the ocean. Given the two facts above, what provides food and shelter to many ocean organisms?
****
A:
Nurseries of the ocean.