Suzy wants to cut the fruit but is a bit difficult because of her blunt knife. Using the principle of pressure, suggest what it needs to do so that the fruit can be cut easily. Explain.

Find the momentum for a 2.6-kg brick parachuting straight downward at a constant speed of 8.4 m/s .

Which fators influence ocean currents

Suppose that f : rn → rm and that a ∈ k, where k is a connected subset of rn . suppose further that for each x ∈ k there exists a δx > 0 such that f(x) = f(y) for all y ∈ bδx (x). prove that f is constant on k; that is, f(x) = f(a) for all x ∈ k