Every substance is either an element or a compound.
There is ionic compounds, molecular compounds, but they are all considered compounds.
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Answer:
It is a longitudinal wave.
Explanation:
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The correct answer for this question is this one: "D. Hydrosphere"
There exists the same question with the choices and an attached imaged.These are the following choices:
<span>A. Biosphere
B. Cryosphere
C. Geosphere
D. Hydrosphere</span>
Hope this helps answer your question and have a nice day ahead.
Answer:
a. 1 x 10^8
Explanation:
100 MHz = 100,000,000 Hz = 10^8 Hz
