6TH GRADE Chapter 2 space vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Geocentric | Earth is at the center of the solar system. Ptolemy thought this.
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| Heliocentric | The sun is at the center of the solar system. Copernicus and Galileo supported this.
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| Ellipse | Elongated circles. Kepler discovered this.
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| Inertia | The other factor that combines with gravity to keep the planets in orbit. Newton thought of this.
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| Nuclear Fusion | When hydrogen atoms combine and turn into helium.
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| Core | The center of the sun.
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| Photosphere | The part of the sun that can be seen
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| Chromosphere | "Crown" only seen during solar eclipses. A ring that looks like a halo.
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| Corona | The "spikes or rays" on the sun. Extends millions of kilometers into space.
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| Solar Wind | A stream of charged particles. Causes auroras.
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| Sunspot | Spots on the sun that appear dark because they are cooler than the rest of the sun.
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| Prominence | Looping masses of gas on the sun's surface.
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| Solar Flare | Huge explosions of gas. Emits many charged particles.
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| Terrestrial Planets | The inner planets. They are hard, and rocky. These include Mercury, Venus, Earth, and Mars.
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| Retrograde Rotation | Rotating opposite of most planets. East to West.
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| Greenhouse Effect | The trapping of heat by a planets atmosphere.
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| Gas Giant | The four outer planets. These include Jupiter, Uranus, Saturn, and Neptune. They do not have a solid surface.
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| Comet | A giant ball of ice and dust. Many comets come from the Kuiper Belt.
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| Asteroid |
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| Asteroid Belt |
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| Meteor |
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| Meteoroid |
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| Meteorite |
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| Extraterrestrial Life |
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
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