Compared to the planets in our own solar system, exoplanets have

A) a much narrow range of composition
B) a much wider range of compositions
C) an almost identical range of compositions
D) completely different compositions


B

Physics & Space Science

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Light takes approximately one second to travel from the Earth to the Moon. This means that the Moon is approximately

A) 1 astronomical unit from the Earth. B) 300,000 kilometers from the Earth. C) 3,000 kilometers from the Earth. D) 1 light year from the Earth. E) twice the distance from the Earth to the Sun.

Physics & Space Science

The mass range for neutron stars is

A) 0.08 to 0.4 solar masses. B) 0.4 to 3 solar masses. C) 1.4 to 3 solar masses. D) 3 to 8 solar masses. E) 6 to 11 solar masses.

Physics & Space Science

The unit of resistance is called a(n)

a. volt. b. ampere. c. coulomb. d. ohm. e. watt.

Physics & Space Science

Sedimentary layer A lies above sedimentary layer B. Fault C cuts through B but does not affect A. Arrange A, B, and C in order of oldest first to youngest last

Physics & Space Science