As you sit on a dock, you notice a wave crest pass. you count another 16 wave crests in the next eight seconds. what is the period, wavelength, frequency, and speed of the waves?

The plum pudding model of the atom states that ?

Aparticle initially moving east with a speed of 20.0 m/s, experiences an acceleration of 3.95 m/s, north for a time of 8.00 s. what was the speed of the particle after this acceleration, in units of m/s? give the answer as a positive number.

Simple machines can a. increase force only b. decrease force only c. increase or decrease force