Astronomy Quiz

The star Wolf 1061 has a parallax of 2.34 arcseconds, while the star Ross 652 has a parallax of 1.70 arcseconds. What can you correctly conclude?

• Both stars are outside the Milky Way Galaxy.

• Ross 652 is closer to Earth than Wolf 1061.

• Wolf 1061 must have a larger proper motion than Ross 652.

• Ross 652 must have a larger proper motion than Wolf 1061.

• Wolf 1061 is closer to Earth than Ross 652.

While watching a star, you see it moves 15 degrees across the sky. How long have you been watching it?

• 15 minutes

• 1 minute

• 15 seconds

• 3 hours

• 1 hour

What are constellations?

• apparent groupings of stars and planets visible on a given evening

• groups of stars making an apparent pattern in the celestial sphere

• ancient story boards, useless to modern astronomers

• groups of galaxies gravitationally bound and close together in the sky

• groups of stars gravitationally bound and appearing close together in the sky

Where on Earth can you observe all the stars in the sky over an entire year?

• Arctic Circle

• Tropic of Cancer

• Equator

• Everyone on Earth can see the whole sky.

• North Pole

Which of the choices below correctly lists things in order from largest to smallest?

• Local Group, Solar System, Milky Way, Universe

• Milky Way, Universe, Solar System, Local Group

• Universe, Milky Way, Local Group, Solar System

• Solar System, Local Group, Universe, Milky Way

• Universe, Local Group, Milky Way, Solar System

When the Moon is directly opposite the Sun in the sky, its phase is:

• waxing or waning gibbous.

• full

• waxing or waning crescent.

• new.

• first or third quarter.

Tags

NGSS.MS-ESS1-1

You note that a particular star is directly overhead. It will be directly overhead again in:

• 12 Hours

• 23Hours 56 minutes

• 24 hours 4 minutes

• 24 hours

• 1 hour

The Earth's circumference was first determined by:

• Aristarchus with first and third quarter Moon timings.

• Pythagoras with geometry.

• Aristotle using lunar eclipses.

• Erastothenes with solstice shadows.

• Hipparchus with stellar parallaxes.

A light-year is:

• the time it takes a beam of light to circle the Sun.

• about 365 Earth days.

• the distance that light travels in a year.

• the distance between the Sun and the nearest other star.

An effective theory must:

• must have been around for centuries or longer.

• be continuously tested.

• have been proven.

• include mathematical formulae.