Physics
Biology
Chemistry
Earth and Environmental
Miscellaneous
Science Riddles
100

The 5th planet from the Sun in our solar system named after the king of the Roman pantheon of gods, the equivalent of Zeus.

What is Jupiter?

100

The powerhouse of the cell!

What is mitochondria?

100

The element with only 3 protons, famously also used as a mood stabiliser, and as the title to one of Nirvana's biggest hits

What is Lithium?

100

The largest continent on Earth, comprising 30% of the available landmass

What is Asia?

100

The first animal in space (named Laika) was this species

What is a dog?

100

Never thirsty, always drinking

Clad in mail, never clinking

What is a fish?

200

The scientist responsible for developing a theory of relativity

Who is Albert Einstein?

200

The number of bones in the adult human body

What is 206?

200

The red particles are named this

What is a neutron?

200

Excessive use of CFC's (chloroflourocarbons) caused this. It has begun repairing since we banned them.

What is the hole in the ozone layer?

200

Famously rode a Beagle while revolutionising our understanding of evolution

Who is Charles Darwin?

200

When combined, these 2 elements heal

What is Helium and Aluminium? (He + Al)

300

The above circuit is wired in this way.

What is Series?

300

The name given to an embryo after a further 8 weeks of development

What is a fetus?

300

Made from the addition of Sodium (spontaneously combusts and will kill you) with chlorine (deadly gas which will also kill you)

What is salt?

300

The largest desert on the planet, covering more than 14 million kmand receiving less than 50mm of precipitation per year.

What is Antarctica?

300

The saviour of science, born on December 25 (1642). In later life they ran the English mint where they worked on fraud prevention while also being President of the Royal society in London, one of the most prestigious scientific institutes in the world with the most incredible guest book containing every Nobel winning scientist ever.

Who is Sir Isaac Newton?

300

I can fill a room, but take up no space.

What is light?

400

The age of the universe to the nearest 0.1 billion years

What is 13.7 billion years?

400

The names for the 3 bones in the human arm

What are the humerus, the radius and the ulna?

400

The element discovered most recently in 2010 and named after the state in the US in which researchers worked.

What is Tennesine?

400

The highest layer of the atmosphere sitting 500km above sea level and on top of the thermosphere

What is the exosphere?

400

The first person to observe a moon that is not our own. Making their own telescope in 1610, they observed and named 4 of Jupiter's moons, Io, Ganymede, Callisto and Europa

Who is Galileo Galilei?

400

I am not alive, but I grow.

I do not have lungs, yet I need air.

I am not a predator, yet I kill.

What is Fire?

500

The oldest fundamental force in existence. Scientists are still working towards unifying it with existing quantum mechanics.

What is gravity?

500

The gland responsible for producing growth hormones

What is the pituitary gland?

500

The element named after a Norse god and capable of making a very average hammer

What is Thorium?

500

Rocks of this type have bimodal grain sizes and include Phyllite

What is metamorphic?

500

The only person who has won a Nobel prize in more than one science and who celebrated their birthday last week on 7/11

Who is Marie Curie?

500

Always in front of you, but impossible to see.

What is the future?