Q: Which orbitals do electrons fill first? A:
OPTIONS:
- empty orbitals
- charged orbitals
- furthest from nucleus
- closest to the nucleus

Answer: closest to the nucleus

Question: Q: How close a measurement is to the correct value for that measurement is known as what? A:
OPTIONS:
- frequency
- rate
- temperature
- accuracy
Answer: accuracy

input with options: Q: What is the membrane that surrounds a fetus called? A:
OPTIONS:
- cell membrane
- umbilicus
- umbilical sac
- amniotic sac
output: amniotic sac

Q: Q: Which part of the brain regulates the rate of breathing? A:

OPTIONS:
- brain stem
- brain uptake
- brain charge
- brain stem

A: brain stem

input: OPTIONS:
- electron shell
- mole
- weight
- element Now, answer this question: Q: An atomic symbol is used to represent what? A:
A:
output: element

Question: Q: It was not until the era of the ancient greeks that we have any record of how people tried to explain the chemical changes they observed and used. at that time, natural objects were thought to consist of only four basic elements: earth, air, fire, and this? A:
OPTIONS:
- sky
- soul
- grass
- water
Answer:
water