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Author Question: The composition of the early atmosphere of the Earth was dominated by A) hydrogen (H2) B) ... (Read 65 times)

Frost2351

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on: Jul 27, 2018
The composition of the early atmosphere of the Earth was dominated by
 
  A) hydrogen (H2)
  B) nitrogen (N2)
  C) carbon dioxide (CO2)
  D) oxygen (O2)

Question 2

30/40 vision is a measure of
 
  A) eyeball size.
  B) chromatic aberration.
  C) visual acuity.
  D) astigmatism.
  E) the resolution of the eye.


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peilian

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

C


Frost2351

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

frankwu0507

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

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According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

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Asthma cases in Americans are about 75% higher today than they were in 1980.

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Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

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It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

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