Fact 1: Telephones are used for communication by two people by transmitting sound. Fact 2: Sound waves are longitudinal waves. Given the two facts above, what are used for communication by two people by transmitting waves?
OPTIONS:
- satellites
- A Greek letter
- Morse code
- mitosis
- telephones
- energy
- electricity
- photosynthesis
telephones

Fact 1: Ice wedging is when ice causes rocks to crack by expanding in openings. Fact 2: Ice wedging is the most important form of mechanical weathering. Given the two facts above, what is the most important part of mechanical weathering?
OPTIONS:
- roots and shoots
- when they liquify
- roots to grow
- when it melds into soil
- volcanic rock cracking
- a tree falling
- the looseness of soil
- ice causes rocks to crack

Answer: ice causes rocks to crack

Question: Fact 1: Operating an automobile usually requires fossil fuels. Fact 2: Car and automobile, for example, are synonyms. Given the two facts above, what requires fossil fuels?
OPTIONS:
- Electric generators
- learning about dinosaurs
- walking to school
- operating most cars
- biking to work
- most organisms
- move to different locations
- agriculture
Answer: operating most cars

input with options: Fact 1: Testosterone stimulates the reproductive organs to develop into male organs. Fact 2: Examples of anabolic hormones are testosterone and nandrolone. Given the two facts above, what stimulates the reproductive organs to develop into male organs?
OPTIONS:
- Something coming from a gland
- Chemical energy
- A compound that donates proton
- certain anabolic hormones
- Something made from fermented ricce
- Electrical energy
- heat produced
- sensory neurons
output: certain anabolic hormones

Q: Fact 1: Electron transport is the final stage of aerobic respiration. Fact 2: Electron transport is like a waterfall. Given the two facts above, transport like what is the final stage of aerobic respiration?

OPTIONS:
- kinetic
- a mountain
- Chemical energy
- a plane
- Energy.
- Energy
- a bus
- a waterfall

A: a waterfall

Fact 1: Earth 's tilt on its rotating axis causes seasons to change. Fact 2: Spring and Fall are transitional seasons. Given the two facts above, what does Earth 's tilt on its rotating axis cause?
OPTIONS:
- Spring and Fall transition.
- degrees Celsius
- exposure to cold
- global warming
- a tree falling
- Earth soil.
- Rotating toys.
- Tilting hats.
Spring and Fall transition.