What does the stirrup press against

Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader

The photo above shows oil and vinegar in a pitcher. the top make a claim about about the density of the vinegar compared to the density of the oil summarize the evidence to support the claim and explain your reasoning