Chemistry, 10.02.2021 02:30 Joeeeeeeee8974
Which is an example of physical weathering?
limestone in rock dissolving when acid rain flows across it
bits of rock rusting when exposed to oxygen and water
wind blowing off bits of a rock over time
oxidation of certain metals in rock
Answers: 2
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Avariable that is not being directly tested during an experiment should be changed varied experimented controlled
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Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors
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Which radioisotope is used to date fossils? a. oxygen-16 b. carbon-14 c. uranium-238 d. carbon-12
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Which statement explains which component is likely to be more powerful in explaining a scientific phenomenon? a) component c, because a theory is often passed on possibility and not certainty b) component d, because a hypothesis is often based on possibility not certainty c) component c, because the ability to explain several occurrences in the natural world is a characteristic of a hypothesis d) component d, because the ability to explain several occurrences in the natural world is a characteristic of a theory
Answers: 3
Which is an example of physical weathering?
limestone in rock dissolving when acid rain flows acros...
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