Sound travels in waves with higher frequencies together and lower frequencies spread apart.
<span>The brain has three main parts: the
cerebrum fills up most of your skull. It is involved in remembering, problem
solving, thinking, and feeling. The cerebellum sits at the back of your head,
under the cerebrum. It controls coordination and balance. Brainstem: acts as a
relay center connecting the cerebrum and cerebellum to the spinal cord</span>
Answer:
1. is Pacific Ocean
2. is Atlantic Ocean
3. Equator
Explanation:
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The two categories are developed nations and developing nations. Developed nations are generally categorized as countries that are more industrialized and have higher per capita income levels. ... Developing nations are generally categorized as countries that are less industrialized and have lower per capita income levels.