Post on 30-Mar-2015
Earth, Moon, and Sun
CHAPTER
the BIG ideathe BIG idea
CHAPTER OUTLINE
Earth and the Moon move in predictable ways as they orbit the Sun.
Earth rotates on a tilted axis and orbits the Sun.2.12.1
The Moon is Earth’s natural satellite.2.22.2
Positions of the Sun and Moon affect Earth.2.32.3
NEW CHAPTER
VOCABULARY
KEY CONCEPT CHAPTER HOME
Earth rotates on a tilted axis and orbits the Sun.
2.12.1
SECTION OUTLINESECTION OUTLINE
revolution
axis of rotation
Earth’s rotation in sunlight causes day and night.
The changing angles of sunlight on Earth cause seasons.
season
equinox
solstice
VOCABULARY
KEY CONCEPT CHAPTER HOME
mare
The Moon is Earth’s natural satellite.2.22.2
SECTIONOUTLINESECTIONOUTLINE
The Moon’s near side always faces Earth.
Dark-colored maria formed from
lava-filled craters.
Light-colored highlands are old and cratered.
VOCABULARY
KEY CONCEPT CHAPTER HOME
mare
The Moon is Earth’s natural satellite.2.22.2
SECTIONOUTLINESECTIONOUTLINE
The Moon’s near side always faces Earth.
The Moon has layers.
core
mantle
crust
VOCABULARY
KEY CONCEPT CHAPTER HOME
Positions of the Sun and Moon affect Earth.2.32.3
SECTIONOUTLINESECTIONOUTLINE
Lunar phases are different views of the Moon’s sunlit half.
Moon
Earth
umbra
eclipse
penumbra
VOCABULARY
KEY CONCEPT CHAPTER HOME
Positions of the Sun and Moon affect Earth.2.32.3
SECTIONOUTLINESECTIONOUTLINE
Lunar phases are different views of the Moon’s sunlit half.
Shadows cause eclipses.
umbra
penumbra
umbra
eclipse
penumbra
VOCABULARY
KEY CONCEPT CHAPTER HOME
Positions of the Sun and Moon affect Earth.2.32.3
SECTIONOUTLINESECTIONOUTLINE
Lunar phases are different views of the Moon’s sunlit half.
Shadows cause eclipses. umbra
eclipse
penumbraThe Moon’s gravity causes tides as Earth turns.
Moon
low tide
High tide
rotation of Earth
VOCABULARY
KEY CONCEPT CHAPTER HOME
I. Earth rotates on a tilted axis and orbits the Sun.
A. Earth’s rotation causes day and night.
3. Lengths of Days
2.12.1
KEY CONCEPTSUMMARYKEY CONCEPTSUMMARY
Earth rotates on a tilted axis and orbits the Sun.
B. Earth’s tilted axis and orbit cause seasons.
1. Seasonal Patterns
2. Angles of Sunlight
revolution
axis of rotation
season
equinox
solstice
VOCABULARY
KEY CONCEPT CHAPTER HOME
2.22.2
KEY CONCEPTSUMMARYKEY CONCEPTSUMMARY
The Moon is Earth’s natural satellite.
II. The Moon is Earth’s natural satellite.
A. The Moon rotates as it orbits Earth.
B. The Moon’s craters show its history.
1. Craters and Maria
2. Moon Rocks
C. The Moon has layers.
1. Structure
mare
2. Formation
VOCABULARY
KEY CONCEPT CHAPTER HOME
III. Positions of the Sun and Moon affect Earth.
A. Phases are different views of the Moon’s sunlit
half.
3. Crescent and Gibbous Moons
B. Shadows in space cause eclipses.
1. Waxing Moon
2.32.3
KEY CONCEPTSUMMARYKEY CONCEPTSUMMARY
Positions of the Sun and Moon affect Earth.
2. Waning Moon
umbra
eclipse
penumbra
1. Lunar Eclipses
2. Solar Eclipses
C. The Moon’s gravity causes tides on Earth.