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NikAS [45]
4 years ago
12

Which two forms of energy travel in waves?

Biology
1 answer:
REY [17]4 years ago
3 0
The correct answer is A. Light and sound
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Respiratory system, circulatory system, what stuck, digestive system, and how do they work together?
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A vestigial structure example in out bodies is the Appendix. We don't really need it, it just kind of "hangs out" in our bodies. We evolved to not need it. 

I hope this helped! Let me know if it did not! 
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