astronomy chapter 1

What unit would you use to measure the distance to the next closest star after the Sun?

• km

• Astronomical unit

• light year

• speed of light

Why can some constellations be seen all year, while others are seasonal?

• Earth's orbit around the Sun, some constellations shift out of view, while others remain visible.

• sun orbits around the earth, some constellations move out , while others remain still aren't seen

• Earth's goesaround the Sun, some constellations shift out of view, while others remain unseen.

• Earth's orbit around the Sun, some constellations shift to the west, while others remain visible.

if you are at the equator, which star becomes visible as you move north?

• Antares

• North star

• polaris

• vega

Define the zenith for an observer on Earth.

• The point directly west of the observer

• The point directly north of the observer

• The point directly south of the observer.

• The point directly east of the observer.

What are stars that never set called?

• circular stars

• Circumpolar Stars

• constellations

• north stars

1. What is the phase of the Moon if it:

   1. Rises at 3 am?

• waxing gibbous

• waning crescent

• waxing crescent

• waning gibbous

1. What is the phase of the Moon if it:

   1. Sets at 9pm?

• waxing gibbous

• waning crescent

• waning gibbous

• waxing crescent

1. At what time does:

   1. The first quarter Moon rise?

• miday

• 3pm

• noon

• midnight

1. At what time does:

   1. The full moon set

• sunrise

• midnight

• miday

What phase of the moon is required for a solar eclipse?

• new moon

• waning gibbous

• full moon

• third quarter