Q: You are presented with the quiz "An object made out of gold will be what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if an object is made of a material then that object has the properties of that material" and "finally, gold is a very dense material". So, what's the best answer to the question?

OPTIONS:
- deadly
- forever
- organic
- unique
- ligt
- not dense
- gaseous
- dense

A: dense
input: OPTIONS:
- Blood
- matter
- solutes
- Energy
- SO2
- Gases
- Energy.
- cations Now, answer this question: You are presented with the quiz "What do nephrons filter?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "nephrons are the structural and functional units of the kidneys" and "blood is filtered in the kidney". So, what's the best answer to the question?
A:
output: Blood
You are presented with the quiz "What gender of species has more stamina?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "an animal requires stamina to succeed at physical activities" and "males of most species of animals are generally more energetic and have more stamina than females". So, what's the best answer to the question?

OPTIONS:
- snail
- tuna
- two
- Males
- humans
- Pacific
- pigeons
- fish

Answer: Males
Problem: OPTIONS:
- animals
- Energy
- autotrophs
- Most plants
- glucose
- sunlight
- Energy.
- kinetic energy
Q: You are presented with the quiz "what is energy passed up from to higher trophic levels?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "energy is passed up a food chain or web from lower to higher trophic levels" and "autotrophs are the base of the food chain ". So, what's the best answer to the question?
Answer: autotrophs
Problem:OPTIONS:
- Condensation
- engines
- Evaporation
- Sublimation
- a delta
- Precipitation
- energy
- Time and energy

You are presented with the quiz "What could be used to separate salt from water" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "evaporation can be used for separating a solute from a solvent in a solution" and "for example, in salt water, salt is the solute and water is the solvent". So, what's the best answer to the question?
****
A: Evaporation
Problem:OPTIONS:
- rock metamorphizing
- a hydraulic system
- Time and energy
- the ground shaking
- Temperature
- one celled organisms
- chemical reaction
- flow of electrons

You are presented with the quiz "What can change the remains of prehistoric living things into natural gas?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "heat and pressure change the remains of prehistoric living things into natural gas" and "heat and pressure cause a rock to metamorphize". So, what's the best answer to the question?
****
A:
rock metamorphizing