Biology

posted by .

_____________provided significant sources of energy on early Earth, and were most likely involved in the origin of life.

Options
A) Volcanic activity, violent thunderstorms, and ultraviolent radiation

B) Bombardment from meteorites, gamma radiation, and osmic radiation.

C) Intense radiation, volcanic activity and redox energy.

D)Oxidizing environment, electrical disharge and geothermal energy.

E) Infrared radiation, ultraviolent radiation, and oxidizing radiation.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. chemistry

    Which of the following statements about UV radiation is/are FALSE?
  2. chemistry

    Excited lithium atoms emit radiation at 670.8nm. a. calculate the frequency of this radiation. b. calculate the energy (in eV) of this radiation. c. What color is this radiation?
  3. chemistry

    Excited lithium atoms emit radiation at 670.8nm. a. calculate the frequency of this radiation. b. calculate the energy (in eV) of this radiation. c. What color is this radiation?
  4. physics

    Human skin (choose all that apply) 1. emits radiation well. 2. absorbs radiation well. 3. does not emit radiation well. 4. does not absorb radiation well. 5. has an emissivity of 0.
  5. college physics

    Human skin (choose all that apply) 1. emits radiation well. 2. absorbs radiation well. 3. does not emit radiation well. 4. does not absorb radiation well. 5. has an emissivity of 0.
  6. chemistry

    Technetium-99m emits only gamma radiation. Why would this type of radiation be used in diagnostic imaging rather than an isotope that also emits beta or alpha radiation?
  7. Astronomy

    Where did CMB radiation originate? (a) It is the radiation from the electroweak phase transition when the weak force was spon- taneously broken by the Higgs mechanism. (b) It is radiation from supernovas in the early Universe that
  8. Chemistry

    27. Excess exposure to nuclear radiation can cause harm. All of the following statements about radiation are true EXCEPT A. Radiation can damage living tissue because of the high energy associated with the radiation. B. Radiation can …
  9. earth science

    The greenhouse effect is a result of A. absorption and radiation of energy in the atmosphere. B. consumption and radiation of energy in the atmosphere. C. absorption and radiation of energy in the hydrosphere. D. consumption of fruits …
  10. physical science

    Which of the following statements is NOT true?

More Similar Questions