Analysis of rocks returned from the lunar maria during the Apollo program suggest they formed

A) during the period of early bombardment constituting the first few hundred million years of the Earth's history
B) fairly recently during the last million years or so
C) roughly 65 million years ago
D) between 3.9 and 3.0 billion years ago


D

Physics & Space Science

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The ____________________ is that the universe is both isotropic and homogeneous

Fill in the blank(s) with correct word

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When a Hooke's law spring is stretched a distance 3x, how much is the increase in energy stored in it from when it was stretched a distance x? Give your answer in terms of a multiple of the energy stored in the spring when it is stretched a distance x

a. It is 3 times as much. b. It is 8 times as much. c. It is 4 times as much. d. It is 9 times as much.

Physics & Space Science

Globular clusters can be used to measure the distance of nearby galaxies

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

Physics & Space Science

Is pressure a (A) vector or (B) scalar quantity?

(A) Vector quantity (B) Scalar quantity

Physics & Space Science