Biology
Physics
Chemistry
Space
Earth Science
100

The organ that pumps blood through the body

The heart

100

The force that pulls things to the ground

Gravity

100

Water is made of these atoms

Hydrogen and Oxygen

100

The largest planet in the solar system

Jupiter

100

The number of oceans that cover Earth

1

200

The part of the plant makes food using sunlight

The leaf

200

The hardest natural substance on Earth

Diamond

200

The four states of matter

Solid, Liquid, Gas and Plasma

200

The hottest planet in the solar system

Venus

200

The three main layers that make up the Earth

Crust, Mantle, Core

300

The gas that plants absorb during photosynthesis

Carbon dioxide

300

E stands for what in E=mc2

Energy

300

The parts that make up atoms

Proton, Neutron and Electron

300

The sun's name

Sol

300

The calm centre part of a cyclone is called this

The eye

400

Humans have these senses

Sight

Hearing

Touch

Taste

Smell

400

The Earth main source of energy

The Sun

400

The most malleable material

Gold

400

The year we first landed on the moon

1969

400

The deepest part of the ocean, Challenger Deep, is found in this ocean

Pacific Ocean

500

The smallest bones in the human body are found where

The ear

500

The best metal for conducting electricity

Silver

500

This metal is a liquid at room temperature

Mercury

500

The names of the three astronauts who first went to the moon

Neil Armstrong

Buzz Aldrin

Matt Collins

500

The most active volcano on Earth

Hawaii