Atentative and testable explanation for an observation is called

A Hypothesis is a tentative, testable explanation for an observed phenomenon

Hypothesis is a tentative, testable explanation for an observed phenomenon. Observation is a piece of the natural world that is observed to work in a certain way.

Sheet stain on pee wee's sheets

In financial aspects, a depression is a sustained, long haul downturn in monetary movement in one or more economies. it is a more extreme monetary downturn than a recession, which is a slowdown in financial action through the span of a typical business cycle. a depression is an irregular and extreme type of recession. so depression is always followed by recession but it is not correct to state that a depression always follow a recession.