Summer School Astronomy I

Which term describes when the Earth spins on its axis.

• Rotation
• Revolution
• Kepler's Laws
• Precession

Which type of motion causes night / day? 

• Rotation
• Revolution
• Kepler's 1st Law
• Nutation

Which term describes the time it takes for Earth to complete one circle around the sun.

• Rotation
• Revolution
• Kepler's 1st Law
• Barycenter

The hemisphere where you live.

• equator
• southern
• northern
• eastern

A swinging pendulum that appears to change direction in a predictable manner.

• Coriolis Effect

• Heliocentric

• Geocentric

• Foucault Pendulum

Winds and ocean currents bend from their expected path.

• Foucault Pendulum

• Coriolis Effect

• Heliocentric

• Geocentric

Sunlight hits the ground at a 90 degree angle

• Intensity of rays

• Direct ray

• Slanted ray

• Duration of insolation

Earth has seasons because

• it rotates on its axis.
• its axis is tilted as it revolves around the sun.
• the distance between Earth and the sun changes.
• the temperature of the sun changes.

When the Northern Hemisphere experiences the shortest daytime and the longest night time it is the

• summer solstice.
• winter solstice.
• fall equinox.
• spring equinox.

When the Northern Hemisphere of Earth is Leaning away from the Sun, What season is the Southern Hemisphere experiencing?

• Summer
• Winter
• Spring
• Fall