10. complete the table with the correct number of electrons for each energy level.
energy level number of orbitals
max. no. of electrons (@ 2 per orbital)
1 1 2
2 4
3 9
4 16

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?

Why are pipes bursting in the in extremely cold weather?

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils. the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.