Helium is very light. it is the second lightest element
Helium does not exist in atmosphere as it is a very light gas.
Helium. named after Helios
Helium was first discovered in the sun. Helium gets its name form the Greek word, Helios, meaning the sun
Helium
Helium
Helium is a very light unreactive gas so it can be used in balloons etc.
helium or hydrogen
From the Sun. Helium was discovered on the Sun (to be precise, in its spectrum), before it was discovered on Earth.
Helium is colorless
Helium filled light is a mixture of sodium and helium light.it is used in road lights and lightening more.
Any inert gas, such as helium, argon or xenon