Biology, 31.03.2020 18:57 lilsmitty137ovf7yw
Earth's atmosphere is composed of
A.
iron, oxygen, and silicon.
B.
carbon dioxide, ozone, and magnesium.
C.
water, liquid oxygen, and trace amounts of other liquids.
D.
nitrogen, oxygen, and trace amounts of other gases.
Answers: 3
Biology, 22.06.2019 07:00
According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?
Answers: 2
Biology, 22.06.2019 15:30
Will ! a cell containing a 3% sucrose solution is placed into a beaker containing a 7% sucrose solution. assume the cellβs membrane is permeable to water, but not permeable to the sucrose. where will the water diffuse? explain.
Answers: 1
Earth's atmosphere is composed of
A.
iron, oxygen, and silicon.
B.
...
A.
iron, oxygen, and silicon.
B.
...
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