Astronomy Unit 2
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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| show | magnetic wave, electrical wave
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| show | two
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| 1.3 Electromagnetic radiation types differ from one another only in ___________. | show 🗑
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| 1.4 ______________ is the color having all wavelengths blended. | show 🗑
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| show | medium
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| 1.6 A ______________ acts as if it is both a particle and a wave. | show 🗑
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| show | model
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| 1.8 _____________ means to become aware of through the senses. | show 🗑
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| show | Color
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| show | photon
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| show | image
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| show | Refraction
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| show | visible spectrum
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| 1.14 A _____________ is a glass triangle. | show 🗑
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| show | Refraction
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| 1.16 A light ray ______________ when it enters a prism at a perpendicular angle. | show 🗑
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| show | James Maxwell
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| 1.18 _________________ first produced a visible spectrum. | show 🗑
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| 1.19 ___________________ is the modern preferred means to produce a visible spectrum. | show 🗑
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| show | objective
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| 2.2 The rear lens of a refracting telescope is the ________________. | show 🗑
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| show | compound
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| 2.4 Newton's 1668 invention was the __________________ telescope. | show 🗑
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| show | built-up
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| show | Tarnish
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| show | halo
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| show | aberration
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| 2.9 Anything shaped like a parabola is said to be _______________. | show 🗑
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| show | chromatic
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| show | It could make images of only a very small slice of the night sky in one exposure.
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| 2.12 The _____________ or _____________ is the electronic replacement for the camera. | show 🗑
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| 2.13 The ____________________ innovation was very lightweight and if one segment became unusable, it could be replaced without great difficulty. | show 🗑
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| show | alloy
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| 2.15 A _____________ is a section of a whole. | show 🗑
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| show | Terrestrial
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| show | Chester Hall
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| 2.18 Edward Synge created the _______________. | show 🗑
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| 2.19 ______________ is used to coat glass. | show 🗑
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| 2.20 _______________ discovered two moons. | show 🗑
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| 3.1 To gain ever more insight into the workings of the universe is the reason ___________________ is studied in such detail. | show 🗑
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| 3.2 Any heated object emits _____________ radiation. | show 🗑
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| show | VLA
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| show | parabolic
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| show | wire mesh, metal sheets
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| show | receives, amplifies
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| 3.7 The receiver ________________ the incoming signals. | show 🗑
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| show | longest
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| show | conditions, processes
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| show | Interferometry
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| show | Model
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| show | Radiate
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| 4.3 _____________ pertains to color. | show 🗑
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| 4.4 _____________ means vapor ball. | show 🗑
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| show | Diffraction
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| show | Wavelength
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| show | Parabolic
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| show | Spiral
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| show | Fusion
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| show | Vapor
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| show | Sensor
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| show | Objective
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| 4.13 An electromagnetic wave consists of a ________________ wave and an _____________ wave. | show 🗑
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| 4.14 Electromagnetic waves differ from one another only in ______________. | show 🗑
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| 4.15 A __________________ is a unit of radiant energy. | show 🗑
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| show | photon
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| show | diffraction grating
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| show | camera, CCD
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| 4.19 An _______________ occurs when all light rays cannot be brought to a single focus. | show 🗑
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| show | charge-coupled device
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| 4.21 The proposer of the multiple telescope is ______________. | show 🗑
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| show | infrared
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| 4.23 A telescope that receives, amplifies, and preserves radio signals is a ______________ telescope. | show 🗑
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| show | produce them
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| show | interferometry
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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:
jhincks
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