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12 Cards in this Set
- Front
- Back
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Theory
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A hypothesis or a set of hypothesis that is supported by the results of experimentation and observation.
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Scientific Law
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A rule that correctly describes a natural phenomenon.
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Spectrum
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Sunlgiht passing through a glass prism produced a rainbow of colors; red, orange, yellow, green, blue, and violet.
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Wavelength
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The distance from the crest of one waver to the crest of the next.
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Elements
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A substance, such as hydrogen or iron that cannot be broken down any more.
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Bright-Line Spectrum
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The light source sending out only certain wavelenghts of light.
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Doppler Effect
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The apparent shift in the wavelengths of energy emitted by an energy source moving away.
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Spectroscope
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Contains a prism, which splits starlight into a spectrum of different colors/wavelengths.
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Big Bang
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Sent all matter and energy hurtling outward in a giant cloud.
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Background Radiation
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Radio telescopes, researchers detected low levels of energy.
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Galaxies
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Large scale group of stars.
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Big Bang Theory
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Theory that all matter and energy in the universe was compressed into an extremely small volume.
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