Goes anyone and I mean anyone want to be friends with woods245? PLEASE?

Ascientist is explaining how background cosmic radiation gives evidence of the big bang theory. she says that radiation has been detected everywhere equally as heat in the universe and is increasing. this has been shown to be residual radiation from the big bang. what error did the scientist make?

What is one early technological advance that shaped culture? a the use of fire b the discovery of arable land c family units. d migration

In russia which of these challenges affects the transportation of both petroleum products and other goods? a poorly repaired roads b harsh weather and vast distances c frozen waterways d separatist movements