Biology
Chemistry
Physics
Astronomy
Earth Science
100
What strong acid is found in the human stomach?
HCL
100
What element is Pd?
Palladium
100
What are charged flat surfaces often in the shape of squares and circles that are used to steer electrons in the proper direction in electronics.
Electrodes
100
What is the third gas giant in our solar system?
Uranus
100
Radiation from the sun passes through the atmosphere, is absorbed by the earth, and is given off as radiation of a longer wavelength which can be absorbed by atmospheric gases then results in what phenomenon?
Greenhouse effect
200

What is the product of a combustion reaction of a molecule containing Carbon, Hydrogen, and Oxygen atoms?

H2O and CO2

200
What is the ideal gas law?
PV=nRT
200
What is the rate of change of the system’s angular momentum, for a system of particles?
Net Torque on the system
200
What is the closest galaxy to the Milky Way Galaxy?
Andromeda Galaxy
200
The gaseous water density of the atmosphere is more commonly known as what?
Humidity
300

DJ - What organic byproduct does the digestive system produce to prevent stomach acid damage?

Mucus

300

DJ - What is a negative ion; an atom or group of atoms that has gained one or more electrons?

Anion

300
What is the symbol for angular frequency?
Lowercase omega
300
How many moons are in our solar system?
181
300

What are the two most abundant elements by mass found in Earth's crust (any one)

Oxygen and silicon

M
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