input: OPTIONS:
- expand
- evaporate
- kinetic energy
- waves
- Energy.
- combine
- loud noise
- energy Now, answer this question: Fact 1: Blowing air into a whistle causes air to vibrate inside the whistle. Fact 2: If the persist, blow a whistle loudly into the mouthpiece. Given the two facts above, blowing and causing air to vibrate makes what?
A:
output: loud noise

Fact 1: Absorbing energy causes objects to heat. Fact 2: Students test the effect of a magnet on various metal objects. Given the two facts above, what causes metal to heat?

OPTIONS:
- hydrogen and oxygen
- electromagnetic energy
- electricity
- cooling nearby things
- growth
- absorbing energy
- releasing energy
- rays or beams

Answer: absorbing energy

Problem: OPTIONS:
- animals with backbones
- Staying away from porcupine
- Ignoring porcupine
- pressure on the skin
- Befriending porcupine
- Threatening behavior towards porcupine
- Something with a head, thorax, and abdomen
- the body's largest organ
Q: Fact 1: Threatening behavior by predators causes a porcupine to extend its quills. Fact 2: Porcupine quills can be extraordinarily painful. Given the two facts above, what can cause predators pain?
Answer: Threatening behavior towards porcupine

Problem:OPTIONS:
- clouds
- kidneys
- organ
- density
- lungs
- complex
- blood cells
- alveoli

Fact 1: Nephrons are the structural and functional units of the kidneys. Fact 2: Each nephron contains a system of blood vessels and tubules. Given the two facts above, what contains a system of blood vessels and tubules?
****
A: kidneys

Fact 1: Viruses cause many human diseases. Fact 2: Human diseases can be detected clinically. Given the two facts above, what can be detected clinically?
OPTIONS:
- clinics
- viruses
- murmur
- ghosts
- anemia
- vampires
- harm
- sweating
viruses

Fact 1: Endocrine hormones travel throughout the body in the blood. Fact 2: Hormones such as adrenaline are also pumped into the body. Given the two facts above, adrenaline travel throughout the body via?
OPTIONS:
- nerve cells
- fascia
- deltas
- sweating
- nerves
- ligaments
- electrically
- the blood

Answer:
the blood