Kramer, Astronomy, Chap. 1
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| arrangement of electromagnetic waves according to their wavelengths. | electromagnetic spectrum
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| optical telescope that uses a concave mirror to focus light at the focal point | reflecting telescope
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| optical telescope that uses a double convex lens to bend light and for an image at the focal point | refracting telescope
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| building that can house an optical telescope;often has a dome-shaped roof that can be opened for viewing | observatory
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| collects and record radio waves traveling through space; can be used day or night under most weather conditions | radio telescope
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| special engine that can work in space and burns liquid or solid fuel | rocket
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| any natural or artifical object that revolves around another object | satellite
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| curved path followed by a satellite as it revolves around an object | orbit
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| instrument that travels far into the solar system and gathers data to send back to Earth | space probe
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| first step in the U.S. program to reach the Moon; orbited a piloted spacecraft around Earth and brought it back safely | Project Mercury
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| second stage in the U.S. program to reach the Moon;in which an astronaut team connected with another spacecraft in orbit | Project Gemini
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| final stage in the U.S. program to reach the Moon; in which Neil Armstrong was the first human to step onto the Moon's surface | Project Apollo
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| reusable spacecraft that can carry cargo, astronauts, and satellites to and from space. | space shuttle
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| large facility with living quarters, work and exercise areas, and equipment and support systems for humans to live and work in space and conduct research | space station
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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.
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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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