The scientist that discovered cells by observing cork with a homemade microscope would be Robert Hooke.
Answer:
At the beginning you start out with a lot of energy and stamina but as you progress, maybe five minutes in, you start to get out of breath. While breathing harder, you are trying to intake more oxygen and at the 10 minute mark you can feel your muscles burning a little bit and tire out more. At this point you are gasping for oxygen because your muscles are deprived of oxygen and you body makes lactic acids which you muscles can use instead of oxygen. By the end of it you are very tired.
Explanation:
Hope this helps! I am not sure how scientific of an explanation you wanted.
Because we have smelled them so long we are used to them
Purchase products made from recycled material
Recycle used Products
and
Walk instead of drive
Driving releases pollutants in the air and when we use gas and oil we are using lots of our natural resources and cutting them down day by day.
When an object turns around it’s internal axis (the earth turns on its axis) its a rotation. When an object turns around an external object (earth going around the sun) is a revolution.
