12 results for “metal”
Matter, Energy & Physics
The Periodic Table
Metals occupy the left and centre, about three quarters of the table; non-metals cluster at the top right
Article · 4 min read
Planet Earth
Inside the Earth
metal, hotter than the surface of the Sun at the centre. No one has drilled even
Article · 4 min read
Planets & the Solar System
Jupiter
metal, an ocean of liquid metallic hydrogen tens of thousands of kilometres deep. At the centre
Article · 3 min read
Chemistry
Chemical Reactions
metals to turn harmful exhaust gases into less harmful ones. Living things rely on their own catalysts
Article · 3 min read
Planets & the Solar System
Comets, Asteroids and Pluto
metal, the stuff of the inner solar system. Some are rubble piles, loose collections of fragments
Article · 4 min read
Matter, Energy & Physics
Electricity and Magnetism
metals, some electrons are not tied to any one atom and can wander. Connect a wire
Article · 4 min read
Planet Earth
Rocks, Minerals and Fossils
metals such as aluminium, iron, magnesium, calcium, sodium and potassium. Feldspar and quartz alone make up more
Article · 4 min read
Matter, Energy & Physics
Light
metal and it knocks electrons out, but only if the light's wavelength is short enough
Article · 4 min read
Chemistry
Acids and Bases
metals, rocks and skin. Many acids are weak and harmless. Citric acid gives lemons and oranges
Article · 3 min read
Animals
Sharks
metal detector. More than one shark More than 500 species of shark are known. The whale
Article · 3 min read
Space & the Universe
Space Exploration
metal ball the size of a beach ball that beeped radio signals as it circled the Earth
Article · 3 min read
Planet Earth
Plate Tectonics and Earthquakes
metals we mine to the surface. By burying carbon-rich rock and releasing carbon dioxide through
Article · 4 min read
