Download Page 1 of 10 Name: Space Systems Learning Target #1: I CAN

Name: ___________________________
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Space Systems
Learning Target #1: I CAN EXAMINE EARTH’S PHYSICAL CHARACTERISTICS AND HOW IT
AFFECTS ROTATION AND REVOLUTION.
1. Describe Earth’s shape:
--3-Dimensional Spheres
2. Earth’s ___axis__ is the imaginary vertical line around which Earth spins.
3. What does the Earth’s magnetic field protect us from?
Ultraviolet Radiation
4. What does the image of earth, to the left, represent?
_Rotation_____________ which means
______________Spin________________________________
How long does it take earth to do this?____24 hours____________
What results? ____Day & Night_____________________
5. What does the image of earth to the left represent?
_______Revolution_________ which means
___________Orbit_________________.
How long does this take? ____365 days_____________
What results? ____Seasons_____________________
6. Define ELLIPSE: elongated curve around sun
7. Where is Earth’s circumference the greatest? ___equator___
8. When is the Earth closest to the sun? ____January (July—Farthest)___________
Learning Target #2: I CAN DISCUSS WHAT CAUSES SEASONS TO CHANGE.
1. What two things cause Earths seasons?
_____Tilt__________ AND ___Revolution______
Name: ___________________________
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2. Why are there a greater number of daylight hours in the summer than in the
winter? Tilt toward the sun and receiving direct sunlight
3. When the Earth is tilted TOWARD the sun, what season is experienced?
______Summer____
4. When the Earth is tilted AWAY from the sun, what season is experienced?
_______Winter_____________
5. The ___Solstice___ is the day when the sun reaches its greatest distance north
or south of the equator.
6. In the northern hemisphere, when is summer solstice?
June 21 or 22
7. In the northern hemisphere, when is winter solstice?
December 21 or 22
8. Describe how this differs in the southern hemisphere.
Summer Solstice= December
Winter Solstics=June
9. An ___Equinox___ occurs when the Sun is directly above Earth’s equator which
results in which two seasons?
Spring and Fall (Autumn)
10.
Explain the number of daylight and nighttime hours during these seasons.
# of daylight and nighttime hours all over world are equal
11.
Which hemisphere is tilted TOWARD the sun during these seasons?
Neither!
12.
In the northern hemisphere, when is spring equinox?
March 21 or 22
13.
In the northern hemisphere, when is the fall equinox? September 21 or 22
Name: ___________________________
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14.
Describe how this differs in the southern hemisphere.
Opposite…..Spring=September
15.
Fall=March
Identify the seasons below in reference to the northern hemisphere.
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Name: ___________________________
Learning Target #3: I CAN EXPLAIN HOW SOLAR AND LUNAR ECLIPSES OCCUR.
1.
What does the image above represent? _____Solar Eclipse______
2.
What does the image above represent? ______Lunar Eclipse________
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3. The revolution of the _Moon___ causes an eclipse.
4. Which two massive objects temporarily blocks the sunlight to cause an eclipse?
__Earth____ and _____Moon________
5. During a new moon, the Moon’s shadow falls on the Earth and causes a
_____Solar_____ eclipse.
6. During a full moon, Earth’s shadow can be cast on the Moon, causing a
_____Lunar_____ eclipse.
7. What has to be lined up perfectly to accomplish an eclipse? ___Earth___________,
_____Moon_________, and __Sun_________
8. Describe and draw the arrangement for a solar eclipse:
9. Describe and draw the arrangement for a lunar eclipse:
10. Which shadow are you standing in to view a TOTAL eclipse? ____Umbra______
11. Which shadow are you standing in to view a PARTIAL eclipse?____Penumbra___
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Name: ___________________________
Learning Target #4: I CAN IDENTIFY LUNAR PHASES AND DESCRIBE HOW THEY OCCUR.
1-3. Label the following moon phases….
4. What is a “moon phase”?
--Different forms that the Moon takes in its appearance from Earth.
5. Define New Moon
--Occurs when the moon is between the Earth and the Sun. The lighted half of the Moon
faces the Sun and the dark side faces the Earth. New Moon is in the sky, but not
seen.
6. What happens 24 hours after a new moon?
--You begin seeing a thin slice of the moon.
7. Define Waxing
--Waxing means more of the illuminated half of the Moon can be seen each night.
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Name: ___________________________
8. What happens a week after a new moon?
--You can see half of the lighted side of the moon, or one quarter of the Moon’s surface.
(1st quarter)
9. What is a waxing gibbous?
--Gibbous means “humpbacked”. More than one quarter is visible
10. Define Full Moon
--All of the Moon’s surface facing Earth reflects light.
11. Define Waning
--You see less of it illuminated half each night.
12. What is it called immediately after a full moon?
--Waning (Gibbous)
13. When you see only half of the lighted side it called ________________.
--Quarter
14. What happens just before a new moon?
Name: ___________________________
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Learning Target #5: I CAN EXPLAIN HOW GRAVITY ASSISTED IN THE FORMATION OF
THE SOLAR SYSTEM AND CONTINUES TO HOLD THE PLANETS IN THEIR ORBIT
AROUND THE SUN.
61. Describe the Earth-centered model:
62. Describe the Sun-centered model:
63. What is the modern view of the solar system? (Name the planets in order from
closed to the sun to farthest)
Number the sentences below from 1-15, in chronological order. Use the words in the
below to complete the blanks.
GRAVITY
PARTICLES
SUPERNOVA
METEORITES
JUPITER
ROCKY
STELLAR WIND
SUN
SOLAR NEBULA PLANETS
MOONS
_____ 64. Icy matter and rock settled on the outside of the disk where it was cooler.
Planets such as _______________ formed from this.
_____ 65. The disk grew thinner as the solar nebula continued spinning.
_____ 66. The solar nebula began spinning.
_____ 67. The explosion made waves that squeezed the cloud.
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_____ 68. The center got so hot it became a star that we call the _______________.
_____ 69. A powerful force called ______________pulled the gas and dust together.
_____ 70. Some groups of particles grew bigger and bigger. These later became
_______________ and _______________.
_____ 71. Our solar system began as a cloud of dust and gas.
_____ 72. _______________ blew gas and dust around the solar system. The leftover
gas and dust is now called _______________.
_____ 73. An exploding star, called a _______________ disturbed the cloud.
_____ 74. The _______________ of dust and gas began to stick together.
_____ 75. The cloud began to collapse.
_____ 76. Near the center only ________________ material could stand the heat.
_____ 77. This turned the cloud into what is called a _______________.
_____ 78. The solar nebula became hot and dense in the center. The surrounding disk of
gas and dust that was cooler at the edges.
Learning Target #6: I CAN IDENTIFY AND DESCRIBE EACH INNER AND OUTER PLANET IN
THE SOLAR SYSTEM
79. How many planets are there? ________
80. Name the inner planets, in order, from closest to the sun to farthest away.
81. Name the outer planets, in order, from closest to the sun to farthest away.
82. What do the inner planets have in common?
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Name: ___________________________
83. What do the outer planets have in common?
84. What does a planet’s atmosphere do?
85. Define “PLANET”.
86. Why is Pluto no longer a “planet”?
Parents/Guardians please sign ONLY if your child has completed the study guide
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