The Periodic Table
Genetics
Evolution
Space/Physics
Chemical Reactions
Motion
Scientists
General Science
100

Common name for kitchen substance known chemically as NaCl

Table Salt

100

Humans have 23 pairs of these per cell, corn has 10, and fruit flies have 4.

Chromosomes

100

The process by which populations of organisms adapt and change in response to pressures.

Natural Selection

100

The General Theory of Relativity is concerned with this force of attraction. 

Gravity

100

A type of chemical reaction that releases heat.

Exothermic Reaction

100

The acceleration of an object due to the Earth's gravity to 1 decimal place is approximately:

9.8 m/s2

100

This Nobel prize winning physicist has a famous cat. 

Erwin Rudolf Josef Alexander Schrodinger

100

On this scale, battery acid is listed as a 1.

pH scale
200

Subatomic particle that adds to the mass of an atom but not its charge.

Neutron

200

The names of the four nitrogenous bases which make up the rungs of DNA.

Adenine, Guanine, Thymine, Cytosine. 

200

The study of the development of organisms from fertilization to birth. 

Embryology

200

A point in space where no light can escape.

Event Horizon

200

A reaction producing a solid from two aqueous solutions. 

Precipitation reaction

200

A quantity that has direction and magnitude is called a:

Vector

200

He formulated the universal laws of gravitation and motion and was the first scientist buried at Westminster Abbey.

Isaac Newton

200

A calorimeter measures the amount of this released or absorbed in a chemical reaction.

Heat

300

Two atoms contribute one of something each to form this.

Covalent Bond
300

Watson and Crick were presented a Nobel prize for discovering this structure of a molecule.

Double Helix

300

A type of evolution resulting in analogous structures

Convergent Evolution

300

The ring of dust that forms around black holes.

Accretion Disk

300

A substance that donates protons (hydrogen ions)

Acid

300

Energy being unable to be created or destroyed is called the:

Law of Conservation of Energy

300

This famous modern physicist was diagnosed with ALS as a graduate student at The University of Cambridge.

Stephen Hawking

300

In 2012, scientists achieved a temperature lower than -273.15 degrees Celsius better known by this term.

Absolute zero

400

This force holds cations and anions together in a lattice.

Electrostatic force of attraction

400

Term for one form of a gene that masks another form; also a term for the leader of a group of animals.

Dominant Gene

400

The ranks going from domain and kingdom down to genus and species are part of this aspect of biology. 

Taxonomy

400

The term for the apparent difference in position of an object viewed from different angles.

Parallax
400

Reduction is:

The gain of electrons

400

The force that opposes motion is called:

Friction

400

Chemist credited for theorising that electrons sit at different fixed energy levels from the nucleus.

Niels Bohr

400

Used to separate two liquids mixed together, this device helped Theodor Svedberg win a 1926 Nobel prize. 

Centrifuge. 

500

When copper is burnt a blue flame is produced. When sodium is burnt it will produce what colour flame?

Yellow

500

Alleles that result in a blending of traits is known as what kind of dominance?

Incomplete dominance

500

The scientific term for a process that can last up to 9 months in humans. 

Gestation

500

The effect that causes light from objects moving away from us to appear redder.

Doppler Effect

500

An acid with what substance produces hydrogen gas and a salt?

Acid + Metal

500

The resistance of an object to changes in motion is called:

Inertia

500

This Austrian monk cross-bred pea plants and is recognised as the father of modern genetics.

Gregor Johann Mendel

500

Appropriately the name of this bone comes from the Latin word for 'to chew'.

The mandible

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