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8th GRADE SCIENCE
FALL SEMESTER EXAM REVIEW
| Question | Answer |
|---|---|
| defined as anything that has mass and occupies space | matter |
| what is the longest strike-slip fault in USA | San Andreas Fault |
| 0 degrees latitude | equator |
| study of the earth | geology |
| what is a mixture | combination of substances that can be physically separated; know examples |
| what is a pure substances | substance made of only 1 element |
| continents are large subdivisions of the crust called | tectonic plates |
| the most controversial event in the Bible when it comes to a timeline of age | the Flood |
| what follows an earthquake in smaller vibrations | aftershocks |
| changes of matter are most greatly affected by; explain | temperature |
| what are the cardinal directions | N,S,E,W |
| in nautical distances, 1 degree equals _____ miles | 60 |
| who is the father of geology | Lyell |
| where would subduction occur | convergent boundary |
| our moon is much _____ than the other moons in the universe | larger |
| what one characteristic separates a fault from a joint | movement |
| what protects the earth form meteor collisions | our atmosphere |
| what type of map would best show the shapes of the continents | globe |
| where on the globe would you find the Prime Meridian and the IDL | Greenwich, UK ; western Pacific Ocean |
| a substance with a fixed unchanging volume but not definite in shape | liquid |
| name the types of measurment and their units | mass=grams; volume=liters; temp.=Celsius; linear length=meters |
| causes of earthquakes | fault movement, meteor collision, landslide, volcano |
| map makers | cartographers |
| it produces tides | moon's gravity |
| secular age of the earth | 4-5 billion yrs. |
| Biblical age of the earth | about 7,000 yrs. |
| arrow directions on a map | up = North; to the right = East; to the left = West; down = South |
| hanging force | tension; be sure you can recognize an example |
| type of energy release during movement of molecules or objects | kinetic |
| states of matter; which has the most energy | solid, liquid, gas, plasma; plasma |
| a ratio of 2 numbers that indicate size or distance on a map | scale |
| 2 types of surface waves | Rayleigh and Love |
| how many sesmic stations needed to locate an epicenter of an earthquake | 3 |
| grinding and wearing force | friction |
| on the Richter Scale, the difference between each unit | 31.6 times the strength |
| pressing force | compression |
| name a field force | magnetic |
| events caused by gravity | avalanche, landslide, stalagtites |
| water is a | compound |
| boxed area where all of the symbols and colors used on the map | legend |
| precise latitude and longitude values of your location | coordinates |
| thinnest layer of the earth | crust |
| area where the crust meets the mantle | Moho |
| the earth's core is primariy made up of | iron |
| location of the crusts thinnest point | ocean basins |
| how many parts make up the core | 2, inner and outer |
| surface of the ocean becomes solid | freezing |
| frost forms on leaf overnight | deposition |
| ice cubes shrink in the freezer | sublimation |
| droplets of water form on cold Coke can | condensation |
| a transform fault | strike-slip |
| fastest body wave | P wave |
| body wave that cannot pass through liquid | S wave |
| center of the earthquake activity | focus |
| fastest body wave to reach a seismic center first | P wave |
| crust + upper mantle | lithosphere |
| another name for area of crust | lithosphere |
| divided into plates | crust |
Created by:
biobob
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