Flashcard on Stars and Constellations

Front

Are constellations natural groupings?

Back

No, they are human inventions

Front

Which constellation is known for its ladle shape?

Back

Big Dipper

Front

Which star was historically used for navigation due to its fixed position in the sky? Options: Thuban, Polaris, Dubhe, Merak

Back

Polaris

Front

Which constellation is part of Ursa Minor? Options: Orion, Little Dipper, Big Dipper, Cassiopeia

Back

Little Dipper

Front

In which hemisphere do circumpolar stars never set below the horizon?

Back

Northern Hemisphere

Front

Which star appears the brightest to us on Earth?

Back

Sun, because it is closest

Front

What is the primary motion depicted in the diagram? Options: Revolution, Rotation, Translation, Oscillation

Back

Rotation

Front

Which spectral class represents the hottest stars? Options: M, G, O, K

Back

O

Front

What is the color of an A-class star? Options: Red, Blue, White, Yellow

Back

White

Front

What is the color of a B-class star?

Back

Blue-White