When do cosmologists think the universe began?

What will be an ideal response?


13.7 billion years ago.

Environmental & Atmospheric Sciences

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Pluto is the planet with the most ellipitcal orbit. Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Which of the following rocks will be most buoyant on the Earth's mantle?

Rock A: Density 1.4 g/cm3 Rock B: Density 5.6 g/cm3 Rock C: Density 5.1 g/cm3 Rock D: Density 2.7 g/cm3 A) Rock A B) Rock B C) Rock C D) Rock D

Environmental & Atmospheric Sciences

Baseball's increasing global popularity may be attributed to

A) relocation diffusion. B) brain drain. C) hierarchical diffusion. D) contagious diffusion. E) syncretism.

Environmental & Atmospheric Sciences

The four major areas of the United Kingdom are England, Scotland, Wales, and Northern Ireland

a. True b. False Indicate whether the statement is true or false

Environmental & Atmospheric Sciences