Question 1

Astronomers discovered the element helium in the Sun 27 years before it was discovered on Earth.

Accepted Answer

A) True 
 B)False

Question 2

How did Galileo's observation of four moons orbiting Jupiter contradict Aristotle's ideas?

Accepted Answer

A)  Aristotle believed that every celestial body orbited Earth. 
B)  Aristotle believed that Jupiter had rings, not moons. 
C)  Aristotle believed that Jupiter was a star outside our Solar System. 
D)  Aristotle believed that Jupiter could not be seen from Earth. 
A)  Aristotle believed that every celestial body orbited Earth. 
B)  Aristotle believed that Jupiter had rings, not moons. 
C)  Aristotle believed that Jupiter was a star outside our Solar System. 
D)  Aristotle believed that Jupiter could not be seen from Earth.

Question 3

Ptolemy modified the geocentric model to explain the retrograde motion of the planets.

Accepted Answer

A) True 
 B)False

Question 4

For each complete orbit around the Sun, Earth spins approximately ____ times.

Accepted Answer

A)  2 
B)  12 
C)  29.5 
D)  365 
A)  2 
B)  12 
C)  29.5 
D)  365

Question 5

Why do we always see the same side of the Moon?

Accepted Answer

A)  A given location on Earth will always see the same side, but each location sees a different portion as the Moon rotates once each day. 
B)  The Moon does not rotate; it only orbits Earth. 
C)  The Moon is motionless; it only appears to orbit Earth because Earth is rotating. 
D)  The Moon rotates on its axis at the same rate it orbits Earth. 
A)  A given location on Earth will always see the same side, but each location sees a different portion as the Moon rotates once each day. 
B)  The Moon does not rotate; it only orbits Earth. 
C)  The Moon is motionless; it only appears to orbit Earth because Earth is rotating. 
D)  The Moon rotates on its axis at the same rate it orbits Earth.

Astronomers discovered the element helium in the Sun 27 years before it was discovered on Earth.

How did Galileo's observation of four moons orbiting Jupiter contradict Aristotle's ideas?

Ptolemy modified the geocentric model to explain the retrograde motion of the planets.

For each complete orbit around the Sun, Earth spins approximately ____ times.

Why do we always see the same side of the Moon?

Earth Systems

Minerals

Rocks

Geologic Time: a Story in the Rocks

Geologic Resources

The Active Earth: Plate Tectonics

Earthquakes and the Earths Structure

Volcanoes and Plutons

Mountains

Weathering, Soil, and Erosion

Fresh Water: Streams, Lakes, Ground Water, and Wetlands

Water Resources

Glaciers and Ice Ages

Deserts and Wind

Ocean Basins

Oceans and Coastlines

The Atmosphere

Energy Balance in the Atmosphere

Moisture, Clouds, and Weather

Climate

Climate Change

Planets and Their Moons

Stars, Space, and Galaxies

Filters

Exam 22: Motions in the Heavens

Astronomers discovered the element helium in the Sun 27 years before it was discovered on Earth.

How did Galileo's observation of four moons orbiting Jupiter contradict Aristotle's ideas?

Ptolemy modified the geocentric model to explain the retrograde motion of the planets.

For each complete orbit around the Sun, Earth spins approximately ____ times.

Why do we always see the same side of the Moon?

Earth Systems

Minerals

Rocks

Geologic Time: a Story in the Rocks

Geologic Resources

The Active Earth: Plate Tectonics

Earthquakes and the Earths Structure

Volcanoes and Plutons

Mountains

Weathering, Soil, and Erosion

Fresh Water: Streams, Lakes, Ground Water, and Wetlands

Water Resources

Glaciers and Ice Ages

Deserts and Wind

Ocean Basins

Oceans and Coastlines

The Atmosphere

Energy Balance in the Atmosphere

Moisture, Clouds, and Weather

Climate

Climate Change

Planets and Their Moons

Stars, Space, and Galaxies

Filters