Stars, Galaxies, and Universe

Front

What is the theory that states the universe began with a huge explosion?

Back

Big Bang Theory

Front

What is the brightness of a star as it appears to an observer on Earth?

Back

Apparent Magnitude

Front

What is the distance that light can travel in one year?

Back

Light year

Front

What is a large grouping of stars, dust, and gas bound together by gravity?

Back

Galaxy

Front

The Milky Way Galaxy is most likely

Back

a spiral galaxy

Front

Which is the hottest? Options: a red giant, small, white dwarf, main-sequence yellow star, main-sequence blue star

Back

main-sequence blue star

Front

A student notices that the moon looks larger than the stars. Why?

Back

The moon is closer to Earth then the stars.

Front

Venus appears bright in the night sky because...

Back

is the closest planet to Earth

Front

The sun appears brighter than other stars because

Back

it is closer to Earth than other stars

Front

Which of the following is not a type of galaxy? Irregular, Triangular, Spiral, Elliptical

Back

Triangular