B. larger and more complex
Explanation: As the environment became more unpredictable, bigger brains helped our ancestors survive.
I believe the correct answer from the choices listed above is option A. When a system is in dynamic equilibrium, the input of the system is equal to <span>the output of the system. Hope this answers the question. Have a nice day. Feel free to ask more questions.</span>
Answer:
As the wave moves to and fro so the total distance will be d=2x5=10 m
we have
time (t) = 5 s
hence velocity will be =2 m/s
Answer:
Usually girls do that when the guy has done something wrong. Or she could be dealing with something. There is no need to feel sad just be paitent! <3
Explanation:
