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"The sun emits UV radiation

Technetium-99m emits only gamma radiation. Why would this type of radiation be used in diagnostic imaging rather than an isotope
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2. asked by Boo Boo
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The Sun emits its maximum energy in the visible portion of the spectrum, while Earth emits most of its radiation as long wave
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2. 112 views
Which type of radiation emits particles of helium nuclei?alpha radiation beta radiation induced radiation gamma radiation I
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2. asked by Michael
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Why is infrared radiation emitted from earth?A. The earth emits infrared radiation because of radioactive decay of dead
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2. asked by 1
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Human skin (choose all that apply)1. emits radiation well. 2. absorbs radiation well. 3. does not emit radiation well. 4. does
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2. asked by ice cream
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Human skin (choose all that apply)1. emits radiation well. 2. absorbs radiation well. 3. does not emit radiation well. 4. does
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2. asked by ice cream
3. 745 views
The higher the temperature of an object, the ____________________. A) Neither of these.B) shorter the wavelengths of radiation
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2. asked by Jim
3. 2,159 views
Why is infrared radiation emitted from earth? (1 point)The earth absorbs radiation from the sun and then emits it as heat, or
1. 1 answer
2. 125 views
What is a greenhouse gas?(1 point)Responses any gas in the troposphere that absorbs and re-emits infrared radiation any gas in
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2. 81 views
What is a qualitiy of a greenhouse gas? (1 point) Responses composed of single atoms, not molecules composed of single atoms,
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2. 72 views