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Science Finals
Finals Review
| Question | Answer |
|---|---|
| Suspended, Dissolved, or Bed Load? Can see sediments | Suspended |
| Suspended, Dissolved, or Bed Load? Cant see sediments | Dissolved |
| Suspended, Dissolved, or Bed Load? Sediments on the bottom | BEDLOAD |
| Young, old meandering, or braided stream? straight, downcutting, fast. | young |
| Young, old meandering, or braided stream? wide, slow | old meandering |
| Young, old meandering, or braided stream? lots of sediments, common w glaciers, and sediment | braided stream |
| Why does the braided stream look this way? | Its weathered and eroded |
| explain why urbanized areas have higher river discharge than rural areas | pollution |
| what is the formula for discharge | Q=AV |
| what is the difference between till and outwash | outwash- plain till-mound |
| know how to draw a glacier with a medial, terminal,lateral moraine | |
| def: a till shaped like a chicken leg | Drumlin |
| Def: A natural levee build up of sediment on the sides of a braided stream | esker |
| Def: lake blocks of ice that break off glaciers and melted | kettle lake |
| Def: the rate at which a radioactive element disintegrates 1/2 of its unstable atoms to a stable end products | half-life |
| Cenozoic, Precambrian, Paleozoic, Mesozoic which is longest? | Cenozoic |
| Cenozoic, Precambrian, Paleozoic, Mesozoic which is known as the age of the reptiles | Mesozoic |
| Cenozoic, Precambrian, Paleozoic, Mesozoic Which is known for the dominance of mammals | Paleozoic |
| Cenozoic, Precambrian, Paleozoic, Mesozoic Which era had the most development in oceanic and amphibian creatures? | Precambrian |
| How old is Earth approx.? | 5.6 Billion years old |
| What % of time does the precambrian make-up? | 25% |
| How do you tell which way the wind comes from on station models? | Look at the opposite side of the line sticking out |
| Def: The lines on the map represents areas of equal pressure | isobars |
| What 2 elements make up the atmosphere? | Nitrogen(78%) and Oxygen(21%) |
| List the layers of the atmosphere in order and provide one fact for each | Exo- Satellites Thermo- Northern Lights Meso- Meteorites burn up Strato- Ozone, Planes fly Tropo- Weather |
| What is the function of the ozone and what is its chemical formula | Protect from UV rays b absorbing them... O3 |
| Define conduction | touching |
| Define Convection | Currents |
| Radiation | Rays |
| What is humidity? How does the holding capacity of the air change as temp increases? | Amt. water vapor in the air ----------------------- Amt it can hold |
| What happens to the air when it reaches the dew point? | It becomes saturated, condensation occurs |
| ***Know the RH Chart | |
| *** Remember how to draw the Sea and Land Breezes*** | |
| What does the Coriolis cause? | causes wind to bend to right due to rotation of the earth |
| Lightning heats up air | |
| ***Know the sky conditions, wind direction, and the wind speed | |
| Lightning heats up the air and creates ______________ because the air expands. | a vacuum |
| Tornadoes and hurricanes are both ______________ pressure systems, rotate _______________. | Low Counterclockwise |
| How is pressure related to wind speed? | the lower the pressure, the higher the wind speed |
| how is a tornado watch different from a warning? | A watch might happen and a warning means that the tornado is already in the county. |
| How is a hurricane warning different from a watch? | warning means will get hurricane force within 24 hrs watch means that there is a possibility of hurricane force winds (74+) |
| What causes a hurricane to lose intensity? | Land and cooler air temp |
| What season does a tornado happen? | Spring |
| What scale is used for the tornadoes? | The Fujita Scale |
| How is the Fujita Scale measured? | 0-5 |
| What season does a hurricane happen? | Late summer and fall |
| What scale is used to measure hurricanes? | Safir Simpson |
| How is the safir simpson scale measured? | 1-5 |
| A storm is approaching. What would you do? Tornado- driving in your car | get out and find a ditch |
| A storm is approaching. What would you do? tornado- in a house | go to basement or room with no windows |
| A storm is approaching. What would you do? Hurricane | Stay INSIDE of the house |
| A storm is approaching. What would you do? Thunderstorm- outside in a field | stay as close to the ground as possible |
| What is the relationship between gravity, mass, and distance | Distance of 1 object to another has higher gravity & and more mass= more gravity |
| Why is summer warmer than winter | the tilt of earths axis, N Hem tilted toward the sun |
| night and day are caused by what? | Rotation of the earth |
| Why isn't pluto considered a planet | more than one very similar masses were found |
| The hypothesis that mars was once livable is based on what? | Ice caps |
| why is europa considered a good place to live? | atmosphere and ice |
| where in the milky way are we located? | Near the center |
| what type of galaxy is the milky way? | Spiral |
| Why is it important that scientists have telescopes above the earths atmosphere | to be able to observe the stars and have a better view of the stars |
| how much fuel does our sun have left? | 50% |
| What is the big bang? What is the evidence? | Initial explosion resulting in formation &expansion of universe. Evidence: moving galaxies& cosmic background radiation. |