C. Is your answer. Electrons are negatively charged.
The average red blood cell lives for 120 days.
2. There are 2.5 trillion (give or take) of red blood cells in your body at any moment. To maintain this number, about two and a half million new ones need to be produced every second by your bone marrow.That's like a new population of the city of Toronto every second.
3. Considering all the tissues and cells in your body, 25 million new cells are being produced each second.That's a little less than the population of Canada - every second !
4. A red blood cell can circumnavigate your body in under 20 seconds.
5. Nerve Impulses travel at over 400 km/hr (25 mi/hr).
6. A sneeze generates a wind of 166 km/hr (100 mi/hr), and a cough moves out at 100 km/hr(60 mi/hr).
7. Our heart beats around 100,00 times every day.
8. Our blood is on a 60,000-mile journey.
Answer:
the international astronomical union (IAU) downgraded the status of pluto to that of a dwarf planet because it did not meet the three criteria the IAU uses to define a full-sized planet essentially pluto meets all the criteria except one it has not cleared its neighboring region of other objects
Candles are not living organisms therefor no.
A sparrow. We cannot see their ears. One action of the sparrow that shows us that it can hear is when it listens to other birds or responds to sound stimuli produced.
<h3>How is the bird's ear?</h3>
The ears are on the side of the skull, just like in other land animals, but the difference is that they don't have the ears. To find the ears you need to take them in your hands or when they are wet. So be careful with the bath!!
With this information, we can conclude that a bird's song is perceived by the brains of its companions in a similar way to the way the human brain deals with music.
Learn more about bird's ear in brainly.com/question/13289455
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