UNIT 1 REVIEW

This image shows which model of the solar system?

• geocentric

• biocentric

• heliocentric

• astrocentric

Which of the following is the largest?

• planets

• stars

• galaxies

• solar systems

Large tidal range when the sun, moon, and Earth are in alignment

• Spring Tides

• Neap Tides

• Fall Tides

• Winter Tides

The moon travels in its orbit around the Earth approximately every 29 days. This is an example of ___.

• Rotation

• Revolution

• Precession

• Eccentricity

This is the reason that Earth experiences seasons.

• Distance from the sun

• Rotation

• Axis Tilt

• precession

This is the reason that Earths experiences day and night in a 24 hour period.

• precession

• nutation

• revolution

• rotation

A solar eclipse occurs when

• the moon casts a dark shadow on Earth.

• Earth casts a dark shadow on the sun.

• the sun casts a dark shadow on the moon.

• Earth casts a dark shadow on the sun.

The spinning of Earth on its axis is called

• revolution

• rotation

• perihelion

• precession

Which astronomer discovered that the planets orbit the sun in oval-shaped paths called ellipses?

• Kepler

• Brahe

• Galileo

• Archimedes

What does the heliocentric model of the solar system state?

• Earth and the other planets orbit the sun.

• All of the planets and the sun orbit Earth.

• Only the moon and Earth orbit the sun.

• The planets orbit Earth, which orbits the sun.