Physics, 10.12.2019 19:31, squawk1738

Ferns spread spores instead of seeds, and some ferns eject the spores at surprisingly high speeds. one species accelerates 1.4 μg spores to a 4.5 m/s ejection speed in a time of 1.0 ms. what impulse is provided to the spores? what is the average force on a spore?

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 15:10, Bgreene2377

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

Answers: 1

continue

Physics, 22.06.2019 17:20, misstaejailicious200

Which is not true of the intertropical convergence zone? a) it features heavy precipitation b) it's where the trade winds collidec) it's a high-pressure zone with sinking air d) it is also known as the doldrums

Answers: 2

continue

Physics, 22.06.2019 18:10, tommyaberman

Which of the following statement is false ? a. batteries should never be stored on metal trays or outside in the elements)b, battery acid cannot be neutralized)c. do not stack batteries on top of each other)d. never put a damaged battery in a dumpster. i

Answers: 1

continue

Physics, 22.06.2019 18:30, violetvinny

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?

Answers: 1

continue

Do you know the correct answer?

Ferns spread spores instead of seeds, and some ferns eject the spores at surprisingly high speeds. o...