What is meant by the idea life on Earth had an "interstellar origin"?
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Organic molecules have been found in comets and some meteorites. The large amount of water on Earth implies it was impacted by many comets in the past. Thus, organic molecules would have been introduced onto the Earth. Also, interstellar molecular clouds contain many complex molecules, which may have rained down on Earth during its formation.
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Find the equation 
that fits the following data.
A. 
B. 
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If an electric toaster operating on 120 volts draws a current of 6 amperes, the resistance of the toaster is 20 ohms
a. True b. False Indicate whether the statement is true or false
Which of following statements about the image formed by a single converging lens are true? (There could be more than one correct choice.)
A) The image is always real. B) The image is always virtual. C) The image is always inverted. D) The image is always upright. E) None of the above choices are correct.
How descriptive is Bryson's "human volcano" designation for human-caused climate effects? Explain your reasoning
What will be an ideal response?