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Name ___________________________ Date ___________________
equator the imaginary circle around the earth's globe equidistant from both the North and South Poles.
erosion the process by which material from the earth's surface is worn away by forces such as glaciers, wind, and waves.
mantle the layer of the earth that lies between the crust and the core.
atmosphere the mass of gases surrounding the earth or any other celestial body.
ocean the vast expanse of salt water covering approximately three quarters of the earth's surface.
axis a straight line that serves as the unmoving center about which a body or figure turns.
ozone
oxygen in the form of molecules with three atoms, created by exposure of oxygen to electrical discharge or ultraviolet radiation, having a sharp smell, and being an effective oxidant for use in bleaching and sterilizing.
revolution orbital motion around a given point.
rotation the act of turning on or around an axis.
terrain the natural surface features of a tract of land, esp. considered in relation to some use or activity.
core the center part of certain fruits, containing hard material and seeds.
crust the outer portion of the earth or other planet, or of a moon.
Name ___________________________ Date ___________________
Directions: Match the vocabulary words on the left with the definitions on the right.
1. ozone the natural surface features of a tract of land, esp. considered in relation to some use or activity.
2. atmosphere the center part of the Earth.
3. equator the layer of the earth that lies between the crust and the core.
4. rotation the mass of gases surrounding the earth or any other celestial body.
5. mantle the outer portion of the earth or other planet, or of a moon.
6. drought (drouth) to treat (waste products) for reuse or so as to recover reusable materials.
7. core the vast expanse of salt water covering approximately three quarters of the earth's surface.
8. revolution oxygen in the form of molecules with three atoms, created by exposure of oxygen to electrical discharge or ultraviolet radiation, having a sharp smell, and being an effective oxidant for use in bleaching and sterilizing.
9. recycle the imaginary circle around the earth's globe equidistant from both the North and South Poles.
10. erosion a straight line that serves as the unmoving center about which a body or figure turns.
11. terrain an unusually prolonged lack of rain.
12. axis the act of turning on or around an axis.
13. crust the process by which material from the earth's surface is worn away by forces such as glaciers, wind, and waves.
14. ocean orbital motion around a given point.
Name ___________________________ Date ___________________
An acrostic poem is one where you choose a word or name and use each letter in the name as the beginning of a word or line that tells something about that person or topic.
Example: An acrostic poem using the word "Sun."
Sometimes when we go to the beach, I will get sunburn.
Usually, if I put Sun block on my skin, I will not burn.
Noon is when I'm really prone to burning.
Write an Acrostic Poem using the word below.
E
A
R
T
H
Name ___________________________ Date ___________________
Planet Earth Cryptogram Worksheet Directions: Unscramble the words by placing the correct letter in the shaded boxes. Use the numbered boxes to complete the answer to the riddle.
RIDDLE:
During which month is the rotation speed of the Earth the fastest?
HGURODT
_ _ _ _ _ _ _
3
ENATLM
_ _ _ _ _ _
OREC
_ _ _ _
TONOIATR
_ _ _ _ _ _ _ _
5
SROPTEEMHA
_ _ _ _ _ _ _ _ _ _
OECNA
_ _ _ _ _
TUEINOLVOR
_ _ _ _ _ _ _ _ _ _
2
NOEZO
_ _ _ _ _
AXSI
_ _ _ _
1 4
ANSWER:
_ _ _ _ _ _
1 2 3 2 4 5
Name ___________________________ Date ___________________
Directions: The diagram below shows the Earth's position as it orbits the Sun at four positions. Label the approximate date and season for the Northern Hemisphere at each stage. The word bank below may assist you. Winter, March 21,Summer, June 21, Fall, December 22, Spring, September 22
Name ___________________________ Date ___________________