The higher the frequency of a sound wave (shorter distance between waves), the higher the pitch of the sound. The lower the frequency (longer distance between waves), the lower the pitch of the sound.
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Animal organs and organ systems constantly adjust to internal and external changes through a process called homeostasis (“steady state”). These changes might be in the level of glucose or calcium in blood or in external temperatures. Homeostasis means to maintain dynamic equilibrium in the body
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evolutionary Theory and Biodiversity 1 ... Science education makes possible the development of ... variety of careers related to science, technology, and support for the natural and.
Answer:I think it is oxygen
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