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Fittoniya [83]
3 years ago
11

A(n) _______ is a pure substance that can't be broken down into simpler substances by chemical or physical means.

Biology
1 answer:
Rasek [7]3 years ago
6 0
You don't have the options to choose from but I believe from past experience the answer to the question is element. 
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Ocean acidification and its relationship to pH a<br> hi1
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Answer:

Ocean acidification: Ocean acidification refers to the decrease in the pH of ocean water.

The pH of ocean water decreases due to the increased in the carbondioxode emissions in the atmosphere because of the burning of fuels. This carbondioxode is dissolved in the ocean water and forms carbonic acid. This carbonic acid is responsible for increasing the pH of ocean water. In one and half century, there is 30% increase occurs in the acidity of ocean water.

4 0
3 years ago
Graphing recorded data from a chart or table would be helpful for interpreting trends or patterns. Please select the best answer
fomenos
True. It is harder to interpret trends and patterns from a chart or a table than a graph.
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The _____________ hypothesis about hominin bipedalism states that energy-efficient walking on two legs arose so that hominins co
Harman [31]

Answer:

Patchy Forest

Explanation:

The Patchy Forest  hypothesis about hominin bipedalism states that energy-efficient walking on two legs arose so that hominins could search for food that was dispersed as a result of climatic changes at the end of the Miocene.

I have also done this before!

5 0
3 years ago
HELP PLEASEEEEEE! I will give you branilest if your answer is correct
Sonja [21]
The correct answer is the third one
8 0
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According to Newton's Second Law of motion, if you increase the force on an object, it will
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I think the answer is Inertia but that might be a different law of his. I’m not 100% sure
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