Adragster going 15m/s increases its velocity to 25 m/s north in 4 seconds.
what is its acceleration during this time interval?

Ahydroelectric plant takes energy from water and turns it into electrical energy. what are the transformations of energy in the water molecules that are used in the process of generating electricity this way?

What is the difference between mass density and weight density?

Why does some plastic stick to your skin?