Unit 1
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| fields of earth science? ( 5 branches) | geology, oceanography, meteorology, astronomy , environmental science
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| geology | study of earth's surface, interior and history
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| oceanography | the study of oceans
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| astronomy | the study of the universe beyond earth
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| environmental science | study of earth's environment and resources
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| biosphere | all organisms on earth as well as the environments in which they live.
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| lithosphere | includes crust and upper mantle
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| hydrosphere | water in earth's oceans, seas, lakes, rivers, glaciers, and atmosphere
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| atmosphere | gases surrounding earth including 78% nitrogen and 21% oxygen
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| structure of the solid earth | crust - thinnest , mantle - biggest , outer core - liquid , inner core - solid
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| atmosphere of earth | Nitrogen - 78% , oxygen- 21 % , argon- 1% , other gases- 0,6 %
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| crust of earth (continental) | (composition) made of granite ,(depth) 20 - 70 km in depth , (properties) cool rigid and brittle
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| oceanic crust | (composition) made of basalt ,(depth) 7-10 km in depth ,(properties) cool rigid and brittle
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| mantle | (composition) very dense , variety of minerals in composition , (depth) the crust is 2900km in depth, (properties) the upper mantle is hot and plastic , the lower mantle is rigid , hotter and has great pressure
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| outer core | (composition) is iron and nickel , (depth) it is 2900km to 5150 km in depth , (properties) it is liquid
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| inner core | (composition) is iron and nickel , (depth) 5150 to 6400 km in depth , (properties) it is solid
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| asthenosphere | its composition is partially melted rock like silly putty , (Depth) is like the upper part of the mantle , ( properties) tectonic plates float on it.
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| laboratory safety behaviors | Get the teacher's permission before you want to start a lab , Study all the procedures, use the safety equipment, do not eat or drink during a lab, keep materials away from flames , report a incident or accident
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| unsafe lab behaviors | slanting a test tube near you or someone else while heating , not knowing how to use a fire extinguisher, eye wash or safety shower , not disposing any chemicals left
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| safety equipment | fire extinguisher , triple beam balance , beaker , safety goggles, fume hood, test tube, graduated cylinder , dropper , eye wash station , shower
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| scientific method | a problem solving tool used by scientists
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| scientific method steps | 1. state the problem as question
2. research the problem
3. form a hypothesis
4. write down the procedures
5. perform your experiment
6. observe and record results
7. interpret your data
8. state your conclusion
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| control group | gives a basis comparing the experimental group.
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| experimental group | the group that is being tested by changing variables at a time .
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| remote sensing | collecting data from the earth's surface from space by satellites
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| landsat satellite | collects data in visible and infrared from energy reflected by the earth
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| topex/Poseidon satellite | uses radar to map the ocean floor . transmits high frequency signals and bounces them off the ocean surface
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| GPS ( global positioning system) | radio navigation system using 24 satellites to determine exact positions on the earth.
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| 3 satellites - | to get longitude and latitude
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| ecology | habitats of organisms and how organisms interact with each other and their environments
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| density | amount of mass per unit. you get density by dividing the mass of matter by it's volume
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| mass | the amount of matter in an object.
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| volume | the amount of space occupied by an object
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| scientific notation | a type of shorthand used by a scientist in which a number is expressed as a multiplier and a power of 10.
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| Technology | application of scientific discoveries
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| frequency | number of waves that pass a given point each second.
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| wavelength | the distance from the crest of one wave to the top of the next crest.
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| theory | the best guess with all available info.
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| Graphing | a line graph is a visual display that shows how two variables are related. on a line graph, the independent variable is plotted on the horizontal x axis and the dependent variable is plotted on the y axis. a graph must have a title , units and be neat.
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| metric units and conversions | the metric units are meters , liters and grams ( use KHDMDCM ) move left or right how many spaces using KHDMDCM
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| jobs of astronomers | study stars , planets , life cycle of stars. launch satellites and probes
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| jobs of meteorologists | use scientific principles to predict the weather or anything related
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| jobs of oceanographers | study plate tectonic movements , ocean currents , sea life and composition of sea water.
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| jobs of geologists | study minerals, earthquakes , fossils and oil drilling
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| jobs of volcanologist | study volcanoes
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| jobs of seismologist | study earthquakes
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| jobs of environmental scientists | study water pollution and global warming.
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| meteorology | study of earth's atmosphere and weather
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| 4 satellites - | elevation
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| how to read graduated cylinder | eye level , from the bottom , flat surface
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| as volume gets bigger | density decreases
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| finding volume (liquids) | graduated cylinder , eye levels , read at bottom of meniscus . measured in ml
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| finding volume ( cubes , rectangle) | l x w x h . measured in cm cubed
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| finding volume (irregular solids) | water displacement measured in ml
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| finding mass (solids) | triple beam balance . measured in grams
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| finding mass (liquids) | mass of liquid and container minus the mass of empty container. measured in grams
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| finding density | mass divided by volume . measured in g/cm cubed or g/ml
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
dk7
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