In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Q: Question: If Mona is comparing two organisms and she notices that one has a very hard shell and one has a very soft shell, which one will turn into a fossil less easier? 
 Answer: soft shell

A: Hard shells fossilize more readily than soft bodied organisms, as they are better at resisting decay, take significantly longer to break down, and have a greater chance of surviving burial under layers of sediment.
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Q: Question: If a substance is tested and has a high pH of 12 we could say that the substance is 
 Answer: basic

A: For bases we can state the folllowing: The higher the pH of a substance, the more basic it is.
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Q: Question: If we have a bag of feathers and a bag of bricks of the same volume, the lighter item will be the 
 Answer: feathers

A:
If we have two materials with the same volume, the material with a higher mass will be more dense.
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