Answer:
The three main parts of the earth are the crust, the mantle, and the core.
Explanation:
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Answer:
True
Explanation:
successive sedimentary rock layers provide clues about how ancient environments changed over time
The paper bags are less harmful than plastic bags because paper bags are made from the tree which is from nature.
<h3>What is plastic?</h3>
Plastic is a unnatural substance. It is bio degradable. The plastic is make stronger by the use of radiation.
The paper bags are made by hands. It contains no processing. While the plastic bags are modified in machines. They involves the use of harmful radiation.
Thus, the paper bags are less harmful than plastic bags.
Learn more about plastic.
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J.A.R Newlands
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Our lungs do not collapse when we expel air forcefully because our lungs do not ever full fill or empty of air compeletly. A small amount of air remains in the lungs no matter how hard you expel your air.