Biology
This organ pumps blood throughout your body.
What is the heart?
He was the first president of the United States.
Who is George Washington?
This element has the chemical symbol O and makes up about 21% of Earth's atmosphere.
What is oxygen?
What is 12 × 8?
96
This planet is known for having the most prominent ring system in our solar system.
What is Saturn?
These tiny structures inside cells contain genetic material and control many cell activities.
What is the nucleus?
This ancient civilization built the pyramids at Giza.
What is Ancient Egypt?
This is the number of protons in the nucleus of an atom.
What is the atomic number?
What is 144 ÷ 12?
12
This African country is the most populous on the continent.
What is Nigeria?
This process allows plants to use sunlight, water, and carbon dioxide to make glucose.
What is photosynthesis?
This ship famously sank on its maiden voyage in 1912 after hitting an iceberg.
What is the Titanic?
When two or more elements chemically combine, they form this.
What is a compound?
What is 15% of 200?
30
This abolitionist and former slave published the famous 1845 autobiography Narrative of the Life of Frederick Douglass.
Who is Frederick Douglass?
This molecule carries genetic instructions and is commonly shaped like a double helix.
What is DNA?
This U.S. president issued the Emancipation Proclamation during the Civil War.
Who is Abraham Lincoln?
This positively charged particle is found in an atom's nucleus.
What is a proton?
If a triangle has angles of 50° and 60°, what is the measure of its third angle?
70°
In George Orwell's 1984, this is the name of the totalitarian government leader who may or may not actually exist.
Who is Big Brother?
During this process, one parent cell divides to produce four genetically different cells used in sexual reproduction.
What is meiosis?
This wall, built in the 5th century AD, divided the Roman Empire's territories in Britain from the lands to the north.
What is Hadrian's Wall?
This law states that matter cannot be created or destroyed in a chemical reaction.
What is the law of conservation of mass?
x2−7x+12=0
What are 3 and 4?
This part of the brain is primarily responsible for balance, coordination, and fine motor control.
What is the cerebellum?