Fact 1: Seasons cause change to the environment. Fact 2: Weather changes from season to season. Given the two facts above, weather cause change to the what?

OPTIONS:
- mouth of rivers
- size of the ocean
- temperature
- earth's crust
- The atmosphere
- sunlight
- environment
- Quality of life

Answer: environment

Problem: OPTIONS:
- a pathogens
- Roundworms
- flow of electrons
- dust
- thunder
- an amoebae
- chemical weathering
- skin
Q: Fact 1: Chemical weathering causes iron in rock to oxidize. Fact 2: Rust colored residues are due to oxidized iron. Given the two facts above, what causes rust?
Answer: chemical weathering

Problem:OPTIONS:
- heat energy
- electricity
- wind
- water
- to move people
- oxygen
- sensory neurons
- engines

Fact 1: Aflashlight requires a source of electricity to produce light. Fact 2: Flashlights and remote controlled cars get their energy from batteries. Given the two facts above, what do cars use?
****
A: electricity

Fact 1: Rain causes erosion. Fact 2: Soil Erosion Soil erosion is what happens when soil is washed or blown away. Given the two facts above, what causes soil to be washed or blown away?
OPTIONS:
- Roads
- rivers
- wind
- shoveling
- clouds
- storms
- rain
- combustion
rain

Fact 1: Cartilage is a tough tissue that contains a protein called collagen. Fact 2: Collagen tissue is made by collagen fibers connected by bridges. Given the two facts above, what is a tough tissue made by fibers connected by bridges?
OPTIONS:
- a prism
- bones
- arms
- roots
- skin
- homogenous
- cartilage
- alveoli

Answer: cartilage

input with options: Fact 1: Chlorophyll is used for absorbing light energy by plants. Fact 2: Chlorophyll is a pigment that makes plants green. Given the two facts above, what is used for absorbing light energy by plants ?
OPTIONS:
- Something that makes plants green
- chain called a polynucleotide
- Something that makes flamingoes pink
- deoxyribonucleic acid
- Something that makes roses red
- hydrogen and oxygen
- electron acceptor
- Something that makes dandelions yellow
output:
Something that makes plants green