Yes there is helium in the Earth's atmosphere.
yes. helium is lighter than earth or even air.
because earth has gas particles that can let helium go
family name of rare earth element series of helium
Helium makes up about 0.0005% of the earth's atmosphere.
Helium is the second most abundant element in the universe, but it is relatively rare on Earth. It makes up about 0.0005 of the Earth's atmosphere.
Hydrogen, Helium
Not very...
Helium is a gas, except at extremely cold temperatures.
Helium is present in the Earth's crust, mainly sourced from the decay of radioactive elements such as uranium and thorium. The concentration of helium in the Earth's crust is estimated to be around 8 parts per million.
Helium is lighter than oxygen and can escape the ozone.
helium is a gas and is found only in the earth's atmosphere