I am 7th grade and need help doing the bill Nye waves worksheet.

Which fators influence ocean currents

In all trials, the magnitude of the final velocity for g1 + g2 was less than the magnitude of any initial velocity. as mass increased, what happened to the velocity? the velocity decreased. the velocity increased. the velocity of g1 + g2 could not be measured. the velocity was not affected by the mass increase.

Which accurately compares concave and convex lenses?