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Helga [31]
3 years ago
10

A blue whale makes a call underwater at the same time as an elephant calls on land. How long will it take each of these sounds t

o travel 3 km? Show your work.
Biology
1 answer:
sladkih [1.3K]3 years ago
8 0
It would take roughly 5 seconds knowing that sound travels 310 meters per second 
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Which best describes plant classification?
mario62 [17]
If the question goes like this: Which best describes plant classification? <span><span>
A.      </span>Nonvascular plants are grouped into seedless and seeded plants. </span> <span><span>
B.      </span> Seedless plants are grouped into gymnosperms and angiosperms.</span> <span><span>
C.      </span>Gymnosperms are grouped into monocots and dicots. </span> <span><span>
D.      </span> Angiosperms are grouped into monocots and dicots.</span>   <span>

The best answer will be letter D. Angiosperms are grouped into monocots and dicots.</span>     Botanists grouped or classified together according to its characteristics.

see attached file for more information about classification of plants.


Download docx
6 0
3 years ago
Define acidity. How is it measured?
Aleksandr [31]

Answer:

its the level of acid in substances

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Explanation:

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The nervous system is divided into several parts, and in this case, the answer is Sympathetic Nervous System.
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