The intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.
Answer:
A circle is a closed curved shape that is flat. That is, it exists in two dimensions or on a plane. In a circle, all points on the circle are equally far from the center of the circle. An ellipse is also a closed curved shape that is flat.
please give brainliest
This is called a joint. A place where two bones meet or come together is called a joint. The two bones are separated by cartilage to keep them from rubbing together.
smell, the taste is 80% smell... smell picked up by olfactory receptor cells.