Wavy bands of light and dark minerals visible in gnesis bedrock probably formed from the ?

1) cementing together of individual minerals grains

2) cooling crystallization of magma .

3) evaporation of an ancient ocean.

4) heat and pressure during metamorphism

In saturated organic compounds, all the bonds between carbon atoms are called?

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit

Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?