The speed of a sound wave in seawater is
approximately 1500 m/s.
if this wave is transmitted at 10 ms−1, what
is its wavelength?
answer in units of cm

For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.

A10nc charge sits at a point in space where the magnitude of the electric field is 1500 n/c. what will the magnitude of the field be if the 10 nc charge is replaced by a 20 nc charge? assume the system is big enough to consider the charges as small test charges.

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?