Apparent Motions
Stars and Galaxies
Solar System
Actual Motions
Our Planets
100

This season has the least amount of sunlight in the Northern Hemisphere.

What is Winter?
100

The Sun is classified by this star type.

What is the Main Sequence?

100

This object is the center of our solar system.

What is the sun?

100

Earth's tilt is this many degrees.

What is 23.5°?

100

This planet is closest to the Sun.

What is Mercury?

200

This is the day when the Earth is seen highest in the sky at solar noon in New York State.

What is June 21st?

200

This star has a temperature of approximately 9,000 K and luminosity about 1 to 20 times greater than the Sun's luminosity.

What is Sirius?

200

Compared to the terrestrial planets, the Jovian planets are THESE! (two)

What are larger diameters and have lower densities?

200

When the side of the moon facing Earth is fully lit, observers see.

What is a Full Moon?

200

The length of an Earth year is determined by the time required for approximately one of these.

What is Earth's revolution?

300

The sun appears to move across the sky because of this. 

What is the Earth rotates on its axis?

300

When viewed from Earth, the light from very distant galaxies shows this color shift.

What is red shift?

300

Our solar system has this many planets.

What is 8?

300

The deflection of planetary winds (the Coriolis Effect) is a direct result of the.

What is the rotation of Earth?

300

DOUBLE JEOPARDY: This planet has the most moons.

What is Saturn?

400

The spinning of Earth on its axis causes the apparent rising and setting of these.

What is the sun and the moon?

400

Cosmic background radiation supports this.

What is the Big Bang Theory?

400

This object in our solar system has the greatest density.

What is the Earth?

400

Certain constellations are not viewed all year round because of this.

What is Earth's revolution around the Sun?

400

This planet has the most eccentric orbit.

What is Mercury?

500

Double Jeopardy: This is the altitude of Polaris when viewed from the North Pole.

What is 90°N?

500

Polaris appears to do this in the night sky to an observer in New York State.

What is appear stationary?

500

Our solar system is THIS old.

What is 4.5 billion years?

500

Use your printed handout to answer: Summer in the Northern Hemisphere happens at this letter.

What is B?

500

This planet has an eccentricity most similar to our own.

What is Neptune?