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36 Cards in this Set
- Front
- Back
The act or process of burning; chemical combination producing heat and light
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combustion
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Capacity for doing work, such as lifting or moving an object
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energy
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The splitting of atomic nuclei. Releases tremendous amount of energy
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fission
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Combining of two atomic nuclei to produce a nucleus of greater mass
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fusion
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Group of protons and neutrons forming the center of an atom around which electrons orbit
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nucleus
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Process by which plant cells make carbohydrates in the presence of chlorophyll and light
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photosynthesis
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Coming from the sun; given off by atomic reactions taking place inside the sun
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solar energy
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The major factor controlling weather is _____.
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temperature
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Uneven heating of the Earth's surface is due primarily to the position of the what
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sun
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forms or examples of solar energy
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heat energy
solar oven hydroelectric petroleum coal light energy |
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The process by which plants convert sunlight to sugar is called what
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photosynthesis
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Plants absorb carbon dioxide from the atmosphere and release oxygen to the atmosphere.
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true
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Coal and petroleum are useful because they have what stored in them
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energy
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combining of two atomic nuclei
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fusion
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capacity for doing work
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energy
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the splitting of an atomic nuclei
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fission
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the theory that matter could be changed into energy was introduced by who
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Albert Einstien
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the act or process of burning
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combustion
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a form of stored solar energy made from marine, animal, and vegetable life
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petroleum
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the sun is made mostly out of what
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hydrogen
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energy given of by atomic reactions taking place inside the sun
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solar energy
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A great amount of scientific evidence is available to indicate that coal:
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represents uprooted vegetation buried by flood waters
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It is more logical to believe that the complex life sustaining processes of the sun-Earth system were created because they rely on one another.
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true
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The sun's energy comes from the burning (combustion) of hydrogen like a huge fire.
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true
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The energy conversion process of nuclear fusion appears to best explain the source of solar energy.
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true
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nuclei combinations
mass converted to energy E = mc² |
are related to nuclear fusion
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The sun's energy is released when mass is converted into energy
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true
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Observing the sun's light through a spectroscope has indicated that the sun contains large amounts of:
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hydrogen
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The temperature of a place greatly affects the _____ of that region.
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climate
weather |
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The remains of vegetation of long ago has formed _____.
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coal
petroleum |
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Photosynthesis provides what needed for human respiration.
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oxygen
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The sun's energy is the result of a nuclear reaction
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true
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Splitting the atom proved the equation E = MC 2, which was formulated by the mathematician ________ ______________
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albert einstein
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Hydroelectric energy comes from:
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rivers
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The sun's energy is released when ______ is converted into energy.
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mass
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Solar observations confirming the shrinking sun indicate that the sun _____.
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is relatively young
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