Using the cross section, explain how the geologist knows the relative age of the intrusion compared with that of
the gravel.
Then, explain how the geologist knows that the flow is older than the intrusion.

i love you and i play fortnite add me rod0107

if you look up in the top right corner you'll see your current profile picture, click than click "view profile" you'll be able to change it there.

the nitrogen cycle provides nitrogen to the ecosystem from the atmosphere, ground and oceans. nitrogen is an important component of complex molecules such as amino acids and nucleotides, which lead to the creation of proteins and dna, the building blocks of all life. plants absorb nitrogen in the form of ammonium, nitrate ion and, on rare occasions, as amino acids. animals receive nitrogen necessary for biological processes from feeding on living or dead organic matter.