1. philosophy
   math
2. science

Ethics is a branch of philosophy. Not everyone studies ethics in high school.

1. Harper Lee
   Stephen King
2. George Jones

Harper Lee wrote "To Kill a Mockingbird." This classic novel is required reading for many high school students.

1. true
2. false

This is false. Dinosaurs and humans did not walk the earth at the same time.

1. math
   schizophrenia
2. government

You might learn about schizophrenia in a psychology class. Although psychology is offered in many high schools, it's typically an elective course.

1. biology
   math
2. social studies

Ecology is a branch of biology. There are different branches of ecology, including human ecology and landscape ecology.

1. chemistry
   math
2. social studies

You would study atoms in a chemistry course. Not all high school students take chemistry.

1. gauche
   wringer
2. gamer

Gauche means lacking social polish. This is actually a French word.

1. geometry
   geology
2. algebra

Geology is an earth science course. Not all high school students take a geology course.

1. geology
   geometry
2. trigonometry

Geology is not a math course. Both geometry and trigonometry are math courses.

1. geometry
   astronomy
2. algebra

Astronomy is the study of space. The word "astron" is Greek for "star."

1. Catcher in the Rye
   1984
2. War and Peace

J.D. Salinger wrote "Catcher in the Rye." This is a coming-of-age classic.

1. day
   month
2. year

A day is the amount of time it takes the earth to spin around once on its axis. You should have learned this in science class.

1. political science
   math
2. chemistry

The study of politics might be part of political science. Political science is considered a social studies class.

1. Shakespeare
   Aldrin
2. Darwin

Charles Darwin proposed the theory of natural selection. This theory proposes that only the strong survive.

1. 365 days
   30 days
2. 7 days

It takes the earth 365 days to travel around the sun once. That's one year.

1. 25
   100
2. 71

About 71 percent of the earth is covered by water. Surely you didn't guess 100 percent!

1. Sociology
   Math
2. Science

Middle Eastern Studies is part of the Sociology department. A Middle Eastern Studies course would give you social studies credit.

1. 49
   50
2. 53

There are 50 stars on the U.S. flag. That's because there are 50 states.

1. belie
   agree
2. concur

The word "belie" means to be in contradiction with. Did you know the answer?

1. lira
   franc
2. euro

The euro is the basic monetary unit of most members of the European Union. The lira is Italian, and the franc is French.

1. mitosis
   crumble
2. loss

Mitosis is the process by which a cell divides into two smaller cells. You probably learned this in science class.

1. respiration
   closer
2. growth

Respiration is the single complete act of breathing in and out. We take in oxygen and breathe out carbon dioxide.

1. red
   blue
2. green

Rubies are red. They are a gemstone.

1. water
   oxygen
2. graphite

Diamonds are made out of graphite. Hey, isn't that what's in pencils?

1. government
   psychology
2. economics

Economics is the study of how economies work. Most high school students will study economics as part of social studies.

1. 1984
   Animal Farm
2. Romeo and Juliet

"Romeo and Juliet" was not written by George Orwell. Both "1984" and "Animal Farm" were written by Orwell.

1. Pacific
   Indian
2. Mediterranean

The Pacific Ocean is the largest ocean. The word "pacific" means calm or peaceful.

1. ethics
   philosophy
2. social anthropology

Cultural anthropology might also be called social anthropology. Both are the study of societies and social life.

1. history
   math
2. geometry

History is the study of the past. Most people learn some history in high school.

1. Jupiter
   Pluto
2. Earth

Jupiter is the biggest planet in our solar system. Pluto is the smallest (if you still consider it a planet).

1. femur
   skull
2. pelvis

The skull protects the brain. The femur is in the leg.

1. 1984
   My So Called Life
2. Romeo and Juliet

You might see a production of Shakespeare's "Romeo and Juliet" in high school. If you're in drama, you might even act in the play.

1. fly
   sail
2. circumnavigate

Circumnavigate means to travel completely around something. Do you remember who was the first person to circumnavigate the globe?

1. lava
   hot
2. fire

Lava is what molten rock is called once it has exited a volcano. It's called magma before it erupts.

1. 18
   27
2. 81

The answer to the equation 9x9=? is 81. We figured you'd need an easier one to end this quiz.