Seafloor spreading helps explain continental drift in the theory of plate tectonics. When oceanic plates diverge, tensional stress causes fractures to occur in the lithosphere. ... At a spreading center, basaltic magma rises up the fractures and cools on the ocean floor to form new seabed.
A- when the atoms covalently bond, the two hydrogens share an electron with the oxygen. As a result, they both acquire the ‘noble gas’ rank of having a full out energy shell (8 valence electrons).
"B" It is based on repeated investigations. It can always be proven false. It might not be, and it is NOT equivalent to a scientific law. A scientific law is something that is true, and nothing could change it. It is a fact.
I hope this helps!
~kaikers
Answer:
prefix meaning for "mono" means "one and "tri" means three
These are good words for a disorder missing a chromosome (mono) or having an extra (tri) since it is litterally telling you it either has 3 or 1 chromosome