This muscular organ pumps blood through the entire body.
What is the heart?
100
This particle is the basic unit of matter and is composed of protons, neutrons and electrons
What is an atom?
100
"Au" is the symbol that stands for this element's name
What is gold?
100
This constant, first discovered by the Babylonians to be approximately 3, is the ratio between the circumference and the diameter of any circle
What is Pi ?
100
This branch of biology and medicine studies the structure of the body of living things
What is anatomy ?
200
This is a living organisim that eats plants to gain energy.
What is a herbivore?
200
This force, equivalent to 9.8 m/s², attracts objects to the ground
What is gravity?
200
Organic substances all contain this element
What is carbone?
200
The result of this arithmetic operation is called the quotient
What is division?
200
This science is the study of the interactions of living organisms with each other and their surroundings
What is ecology?
300
This is an abnormal condition where an organism is unable to fulfil his normal functions. It is often associated with specific symptoms.
What is a disease?
300
This unit is named after a famous british physicist and is used to express capacity.
What is a Farad?
300
this type of reaction occurs when an acid meets a base
What is neutralisation?
300
2,4,6 and 8 are even numbers, whereas 1,3,5, and 7 are this type of numbers.
What are odd numbers?
300
This science deals with the study of celestial objects, such as stars, planets, galaxies,etc.
What is astronomy?
400
This functional basic unit of life is present in all living organisms.
What is a cell?
400
This entity represents a region of space from which nothing, not even light can escape.
What is a black hole?
400
This kind of chemical structure has the the same name than the famous Gilbert that invented it
What is Lewis structure?
400
This fundamental geometric object, often represented as an arrow, has 2 unique properties: length (or magnitude) and direction
What is a vector?
400
This science involves the collection, organization and interpretation and explanation of data.
What are statistics?
500
This involuntary movement of the body is a fast response to a stimulus.
What is a reflex?
500
This entity represents the smallest indivisible qunatity of energy.
What is a quantum?
500
In this kind of reaction a chemical element gives one or more electron to another element
What is an oxidation reaction?
500
This coordinate system, named after a French mathematician and philosopher known for his famous statement ''I think, therefore I am'', is the most commonly used in mathematics
What is Cartesian (or Cartesian coordinate system)?
500
This discipline concerns the acquisition and application of scientific knowledge to develop new machines, devices and processes.