Astronomy Exam 1 Practice

What is the Celestial Sphere?

• An imaginary dome in the sky used to visualize celestial objects

• An imaginary Circle in the sky used to visualize celestial objects

• A real dome in the sky that you can see that highlights all of the constellations

• A sphere where the zodiac constellations don't appear

What is a Circumpolar Star?

• A star that is polar

• Stars that do set below the horizon at the North and South Pole

• Stars that never set below the horizon at the North and South Pole

• A star that goes below the horizon

Two questions and Two answers: Which way does the Earth rotate? What effect does its rotation appear to have on the sun, stars, and the moon?

• The Earth rotates from West to East

• The Earth rotates from East to West

• Due to the Earth's rotation, it APPEARS that the stars and the moon goes from East to West

• Due to the Earth's rotation, it APPEARS that the stars and the moon go from West to East

What causes the Earth's Seasons?

• Earth's Tilted Axis

• Earths Rotation

• The Sun

• The Moon

What Phase is the moon in the picture?

• New Moon

• Waxing Crescent

• Waning Gibbous

• Waning Crescent

What is Parallax?

• the effect whereby the position or direction of an object appears to be similar when viewed from different positions

• The name of a famous star

• the effect whereby the position or direction of an object appears to differ when viewed from different positions

• Some kind of Space Monster

Our Earth follows a Geocentric View

• True

• False

Answer explanation

The earth follows a heliocentric view

Is this the first, second, or third Kepler Law? : a planet covers the same area of space in the same amount of time no matter where it is in its orbit

• First Law

• Second Law

• Third Law

What is this?

• the types of waves in the ocean

• All the colors the human eye can see

• A rainbow

• The Electromagnetic Spectrum

Two Answers: Define Red shift and Blue Shift

• Redshift is an observed increase in wavelength

• Redshift is an observed decrease in wavelength

• Blue Shift is an observed increase in wavelength

• Blue shift is an observed decrease in wavelength