Astronomers use _______________ to express distance from the Sun

Fill in the blank(s) with correct word


astronomical units
AU

Physics & Space Science

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The center of our galaxy lies in the direction of the constellation of

a. Ursa Minor. b. Ursa Major. c. Sagittarius. d. Orion. e. Monoceros.

Physics & Space Science

A square loop of wire has a current going around it. The magnetic field from the current on each side of the loop results in a magnetic force on the wire on the opposite side. Each resulting magnetic force on the opposite side wire

a. pushes inward on the loop. b. is actually zero since a current cannot push on itself. c. depends on whether the current is clockwise of counterclockwise. d. pushes outward on the loop.

Physics & Space Science

Where does most rainfall on Earth finally end up before becoming rain again?

A) underground B) in lakes C) in the oceans D) on the ground surface

Physics & Space Science

The amount of heat that flows through a rod whose ends are held at different temperatures is proportional to the area of the rod

Indicate whether the statement is true or false

Physics & Space Science