Muscular system in our body is responsible for the movement. Digestive system in our body is responsible for moving food.
<span>Eyes are sensitive to light and when light falls on them, they transmit electrical signals to the brain. The lens in the eye focuses light falling on it, on to the retina. Depeding on the amount of light and distance of objects from the eyes, the lens changes shape to allow focus on objects at varying distances and this is called accommodation.</span>
C. because if you
go deep in water its freezing cold and its has a high salt content
In the hydrologic cycle, after water precipitates to the surface, it can return to the atmosphere by processes of evaporation.
When testing a hypothesis, scientists use repeated trials and replication to make sure that they get the same answer each time, and that it isn't just a lucky guess the first time. They need be sure that the answer to their hypothesis is 100% the same every time.