Caffeine since it's an ingredient that boosts you're body in energy.
False; Alpha particles rarely penetrate human skin, but beta and gamma particles can and are considered very dangerous.
Answer:
A good example of scientific theory repeated many times is the “theory of relativity” proposed by Albert Einstein in 1915 which was tested and repeated in 1919 at the time of solar eclipse which was later repeated again by many scientists.Explanation:
It's a good fact. Hope this helps
Answer:
Though huge, the Pacific is getting smaller. It was once much wider when all the continents were joined together in the supercontinent, Pangea. The Pacific ocean basin is getting smaller because the Atlantic Ocean is opening and North America and South America are moving westward.
Typical methods of classroom scientific communication include t<span>ypical methods of classroom scientific communication.</span>
