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12 Cards in this Set
- Front
- Back
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WHAT IS DIRECT SCIENTIFIC EVIDENCE |
EVIDENCE WHERE THE SCIENTIST CAN DIRECTLY OBSERVE PHYSICAL PROPERTIES OF OBJECTS SUCH AS SIZE, MASS, AND COLOR. |
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WHAT IS INDIRECT SCIENTIFIC EVIDENCE
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EVIDENCE WHERE THE SCIENTIST CAN NOT DIRECTLY OBSERVE
PHYSICAL PROPERTIES OF OBJECTS. INSTEAD THEY OBSERVE THINGS SUCH AS HOW FAST SEISMIC WAVES TRAVEL THROUGH THE EARTH. |
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HOW DEEP IN THE EARTH CAN SCIENTISTS OBSERVE ROCK SAMPLES? |
ROCKS FROM DRILLED HOLES UP TO 12 KM DEEP AND OTHER ROCKS FROM VOLCANOES FROM 100KM DEEP. |
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WHAT IS ARE SEISMIC WAVES? |
VIBRATIONS THAT ARE CAUSED BY EARTHQUAKES AND TRAVEL THROUGH THE EARTH'S INTERIOR. |
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HOW DO SEISMIC WAVES GIVE SCIENTISTS INDIRECT EVIDENCE OF THE EARTH'S INTERIOR? |
THE SEISMIC WAVES TRAVEL AT DIFFERENT SPEEDS THROUGH THE DIFFERENT LAYERS OF THE EARTH'S INTERIOR. |
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WHAT ARE THE THREE LAYERS OF THE EARTH FROM THE OUTSIDE IN? |
CRUST, MANTLE, CORE |
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GOING FROM THE SURFACE OF THE EARTH TO DEEP UNDERGROUND, WHAT HAPPENS TO THE TEMPERATURE AND WHY? |
THE TEMPERATURE GOES UP DUE TO AN INCREASE IN PRESSURE AND ALSO DUE TO RADIOACTIVE ROCKS. |
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GOING FROM THE SURFACE OF THE EARTH TO DEEP UNDERGROUND, WHAT HAPPENS TO THE PRESSURE AND WHY?
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THE PRESSURE GOES UP DUE TO THE WEIGHT OF THE ROCK ABOVE.
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WHERE IS THE EARTH'S CRUST THE THINNEST? |
UNDER THE OCEANS |
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WHERE IS THE EARTH'S CRUST THE THICKEST AND HOW THICK IS IT? |
AT THE MOUNTAINS. UP TO 70 KM THICK. |
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WHAT IS THE CRUST UNDER THE OCEAN MOSTLY MADE OF? |
BASALT, A DARK, DENSE ROCK. |
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WHAT IS THE CONTINENTAL CRUST MOSTLY MADE OF?
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GRANITE, A LIGHT MULLTIPLE MINERAL ROCK. |
