If the resting pulse of an adult is at 20 bpm it means that they are an active person so their heart doesn’t need to pump/beat as much as a normal adult.
Answer:
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Explanation:
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Clouds are made up of tiny drops of water or ice crystals that settle in dust particles in the atmosphere.
As the board continues along the surface, friction in the wheels causes the board to lose energy, which causes the board to slow down and come to a stop.
Answer:
Option A) Simple Prokaryotes.
Explanation:
- The first life that existed on Earth was the single-celled microbes who lack a well defined nucleus and are known as Prokaryotes
- They existed on Earth for almost four billion years ago.
- In Prokaryotes "Pro" means before and "Karyon" means nucleus which means they lacked nucleus and many other cell organelles that complex structures have.
- They are single celled organism adaptive of living in earth older environment.
Result: Simple Prokaryotes was the first life on earth.
