Is toothpaste, happiness, gasoline, sound, bacteria, cell, all matter yes or no

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?

Radiometric dating is used to tell the absolute age of materials by studying the decay rate of radioactive isotopes. the decay rates of isotopes are constant and are expressed as .

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?