Chemistry
Biology
Physics
Maths
100

A substance that speeds up a chemical reaction without being consumed

A catalyst

100

This process occurs when a cell divides into two identical daughter cells.

Mitosis

100

The rate of change of velocity of an object is known as

Acceleration

100
The square of 15

225

200

The atomic mass unit (amu) is based on 1/12th the mass of this element’s isotope

Carbon-12

200

The functional unit of the kidney responsible for filtering blood is called

A nephron

200

The SI unit of electric charge

The Coulomb (C)

200

The formula used to find the midpoint between two points

(x+ x2)/2 , (y+ y2)/2

300

This principle states that increasing the pressure on a gaseous equilibrium will shift the reaction toward the side with fewer gas molecules.

Le Chateliers Principle

300

This type of RNA carries amino acids to the ribosome during protein synthesis.

transfer RNA (tRNA)

300

A satellite in geostationary orbit around Earth must be positioned directly above this specific region of the planet.

The equator

300

The value of cos(60°)

1/2

400

The number of valence electrons in a chlorine atom

7

400

This part of the nervous system controls involuntary actions like heartbeat and digestion.

The Autonomic Nervous system

400

The angular momentum of a rotating object remains conserved unless acted upon by this type of external force.

Torque

400

log₂(8) = x, find x

3

500

The molecular geometry of a methane (CH₄) molecule

Tetrahedral

500

The enzyme that helps synthesize new DNA strands during replication is called

DNA polyamerase

500

The force required to keep an object moving in a circular path at constant speed is known as

Centripetal force

500

The formula for the area of a sector of a circle with radius r and angle θ (in radians) is

(1/2)r²θ