Equations are used to

A. All of the above
B. describe how quantities change together
C. define a concept
D. describe a property


Answer: A. All of the above

Physics & Space Science

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Applications to Astronomy: Black holes

A. are gaps in space, containing no matter. B. are predicted by Einstein's special theory of relativity. C. are the collapsed remnant of giant stars. D. cannot be detected in binary star systems. E. are a violation of Einstein's general theory of relativity.

Physics & Space Science

Over 20,000 stars are visible to the naked eye on the darkest, clearest nights

Indicate whether the statement is true or false

Physics & Space Science

Infrared solar radiation can be harmful to plants

What will be an ideal response?

Physics & Space Science

When a liquid freezes

A) the temperature of the substance increases. B) the temperature of the substance decreases. C) heat energy leaves the substance. D) heat energy enters the substance.

Physics & Space Science