The flow of energy is always from hot to cold and is called ___________

Fill in the blank(s) with correct word


heat

Physics & Space Science

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The thermal motions of the atoms in a gas cloud can make it collapse to form a protostar

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

Physics & Space Science

The word "comet" comes from the Greek word for which of the following?

A) bright B) hair C) fuzzy D) tail

Physics & Space Science

Both the pressure and volume of a given sample of an ideal gas double. This means that its temperature in Kelvins must

A) double. B) quadruple. C) reduce to one-half its original value. D) reduce to one-fourth its original value. E) remain unchanged.

Physics & Space Science

Studying the magnetospheres of the jovian planets has allowed us to measure their

A) orbital periods. B) interior rotation rates. C) ring system diameters. D) gravity. E) orbital radius.

Physics & Space Science