The term “seafloor spreading" is best used to describe-* the rapid drop off between the continental shelf and the abyssal plain.
the submergence of the Pacific plate beneath the North American plate.
the tsunami effect associated with the eruption of underwater volcanoes.
magma upwelling and lateral expansion along the mid-Atlantic ridge

magma upwelling and lateral expansion along the mid-Atlantic ridge

Explanation:

it also supports my hypothesis. if you rest first you can squeeze the clothespin more times. from the data i collected the average of the eight people concluded exercise makes your muscles more fatigued and less able to squeeze the clothespin compared to resting before squeezing.