Acontainer full of mercury weighs 1000g. the empty container weighs 320 g. the density of the mercury is 13.6 g? cm3. what is the volume of the box ?

Are aliens real? justify you’re answer.

In this experiment, you will use a track, a toy car, and some washers to explore newton’s first two laws of motion. you will make observations and collect data regarding the motion of these objects. in the space below, write a general scientific question that you will answer by doing this experiment.

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?