Mathematics
A letter or other symbol used to replace a certain value in an equation that is used often.
A green pigment present in almost every plant on earth that allows the plant to convert energy into food it can store and use.
What is Chlorophyll?
The man who discovered Northern America
Who was Christopher Columbus?
The largest country in the world and the third most powerful.
What is Russia?
The formula to calculate the hypotenuse of a right triangle.
What is sqrt(ac^2+bc^2)?
The formula used to calculate the distance between two points on a graph.
What is sqrt((x2 – x1)² + (y2 – y1)²)?
"What do you mean, an African or a European one?"
What is the air-speed velocity of an unladen swallow?