Question

which statements describe constellations? check all that apply.
constellations are the brightest stars found in a pattern.
constellations can be used for navigational purposes.
constellations can be found only in the southern hemisphere.
constellations are named patterns of stars seen in the night sky.
constellations are used by astronomers to locate objects in the night sky.

Explanation:

• Constellations are not just the brightest stars. They are named patterns of stars (so the first option is wrong).
• Historically, constellations like the North Star (part of Ursa Minor constellation) have been used for navigation (so the second option is correct).
• Constellations are found in both hemispheres (so the third option is wrong).
• By definition, constellations are named patterns of stars seen in the night sky (so the fourth option is correct).
• Astronomers use constellations as a reference to locate objects in the night sky (so the fifth option is correct).

Answer:

B. Constellations can be used for navigational purposes.
D. Constellations are named patterns of stars seen in the night sky.
E. Constellations are used by astronomers to locate objects in the night sky.