What is the frequency of a mechanical wave that has a velocity of 1.70 m/s and a wavelength æf 12.05 m?

According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?

Which of the following changes will result in a stronger electromagnet? a. using fewer coils of wire b. using a higher voltage c. using a shorter nail d. using a longer wire

You are given a vector a = 125i and an unknown vector b that is perpendicular to a. the cross-product of these two vectors is a × b = 98k. what is the y-component of vector b?