Earth's Revolution, The Seasons, Sun's Path

This orbital motion is one of the factors that causes:

• the changing seasons

• day and night

• Coriolis Effect

• circumpolar star trails

When Earth is closest (at perihelion) to the Sun, which season is occurring in the Northern Hemisphere?

• summer

• winter

• fall

• spring

A tree in New York State casts a shadow as shown in the diagram below.

What time of day and season are represented by the diagram?

• early morning in winter

• late afternoon in winter

• early morning in summer

• late afternoon in summer

At which latitude is the Sun directly overhead on certain days of the year?

• 90 degrees North

• 66.5 degrees North

• 42 degrees North

• 23.5 degrees North

Which location (letter) represents March 21?

• A

• B

• C

• D

How many hours occurred between sunrise and solar noon on September 23?

• 6 hours

• 12 hours

• 24 hours

• 8 hours

For an observer in Freeport, NY in what direction will sunrise occur on June 21?

• north of due west

• south of due east

• north of due east

• south of due west

The modern heliocentric model of planetary motion states that the planets travel around

• the Sun in circular orbits

• Earth in slightly elliptical orbits

• the Sun in slightly elliptical orbits

• Earth in circular orbits

Which motion causes the observer to see different constellations at midnight on July 7 compared to midnight on January 3?

• rotation of the Earth on its axis

• revolution of Earth in its orbit

• rotation of the stars in the constellations

• rotation of the sun around the earth

Approximately how many degrees per day does Earth revolve in its orbit around the Sun?

• 15 degrees

• 360 degrees

• 23.5 degrees

• one degree