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1. A student draws the diagram below to represent the mechanism that
moves the tectonic plates.
Plate
Plate
What should the student label the circular arrows?

Pinene is an unsaturated hydrocarbon found in pine resin. if pinene has m+ = 136 and contains 1 double bond(s) and 2 ring(s); what is its molecular formula? enter the formula in the form ch first, then all other atoms in alphabetical order; do not use subscripts. the formula is case-sensitive

Ineed pls urgent 1-20 in order and fully detail step my step.

Explain what happened when the storm surges from hurricanes reached the gulf coast