Q: What instrument made it possible to study pressure quantitatively? A:
OPTIONS:
- anemometer
- seismograph
- thermometer
- barometer

Answer: barometer

Question: Q: What is the source of most of the energy used? A:
OPTIONS:
- the Earth
- fossil fuels
- the Moon
- the sun
Answer: the sun

input with options: Q: Coral and the algae living inside of them have what type of relationship, since the algae relies on the coral to stay close to the water's surface? A:
OPTIONS:
- peculiar
- competitive
- parasitic
- symbiotic
output: symbiotic

Q: Q: Which model helps explain molecules with double or triple bonds? A:

OPTIONS:
- salinity model
- reactivity model
- particle model
- hybridization model

A: hybridization model

input: OPTIONS:
- lipid
- enzyme
- oxide
- ligand Now, answer this question: Q: A small molecule that binds to a larger molecule is known as a? A:
A:
output: ligand

Question: Q: What are the specialized cells within the brain called? A:
OPTIONS:
- ions
- electrons
- protons
- neurons
Answer:
neurons