The brightest object in the sky is

a. the Sun.
b. the Moon.
c. Venus.
d. Mars.


a

Physics & Space Science

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Galactic _______________ describes the process of a large galaxy absorbing a smaller one

Fill in the blank(s) with correct word

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A swimming area in a rotating space habitat is located in a region of 1/4 g. If a diver can jump 1 m high in a 1-g region, how high can the same diver jump in the swimming area?

A) 1 m B) 2 m C) 4 m D) 16 m E) more than 16 m

Physics & Space Science

Stefan's law notes that total energy radiated is proportional to the ________ power of the temperature of the blackbody

Fill in the blank(s) with correct word

Physics & Space Science

A Cessna aircraft has a lift-off speed of 135 km/h. What minimum constant acceleration does this require if the aircraft is to be airborne after a take-off run of 260 m?

a. 2.70 m/s2 b. 1.35 m/s2 c. 3.38 m/s2 d. 5.41 m/s2 e. 2.03 m/s2

Physics & Space Science