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39 Cards in this Set
- Front
- Back
what are the steps of the scientific method?
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create a question, research, hypothesis, experiment, collect data, conclusion
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give an example of a variable in an experiment if you were deciding what temperature the water boils in degrees and celcius
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the boiling point
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what is the difference between a hypothesis,a theory and a law
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a hypothesis is an educated guess.a theory is something
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how do you calculate density
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m÷v
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what is an atmosphere?
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gases surrounding the earth or other planets
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what is the lithosphere?
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the outer part of the earth made up of the crust and mantel
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what elements are commonly found in stars?
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hydrogen and helium
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how does a nebula form?
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when interstellar mediums collapse and clump together
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what is the cycle of a star?
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neutron,protostar,main sequence, red giant, white dwarf, black dwarf
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what is the solar nebula theory?
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how they think our solar system was created
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what are the 3types of galaxies?
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elliptical spiral and irregular
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what is parallax?
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when you change positions the stars appear to move
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what is absolute magnitude?
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the measure of something's brightness
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what has the most mass in our solar system?
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the sun
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what is the order of our planets?
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mercury, Venus, earth, mars, Jupiter, Saturn,Neptune, Uranus
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where is the asteroid belt located?
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between mars and Jupiter
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compare and contrast the inner and outer planets
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inner outer
small big orbit quickly orbit slowly spin slowly spin quickly |
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what is the difference between a solstice and an equinox?
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a solstice is the longest or shortest day of the year and equinox has equal day and night.
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what is a mineral?
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its inorganic, occurs in nature, and solid.
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give some examples of mineral groups
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oxides, silicates, sulfates, halides, and native elements
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what is the most common mineral group?
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silicates.
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what are some common tests we use to identify minerals?
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streak, luster, smell, taste, hardness
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what is an ore?
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a valuable rock that contains metal
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what is a gem?
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a precious stone
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what are some common uses of minerals?
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glass, makeup, paint, wires, and construction.
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what is the difference between pyrite and gold?
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they're different colors and gold is more valuable
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what is the rock cycle?
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it is a group or changes from rock to rock
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how are metamorphic rocks formed and where are they found?
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they are formed through heat and pressure and found in volcanoes.
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how are igneous rocks formed and where are they found?
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they form from magma cooling and are found either inside the earth or on the surface.
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how are sedimentary rocks formed and where are they found?
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they are formed by sediments cementation and compacting and they are found in water or mud
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give examples of each rock.
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igneous:basalt metamorphic:slate sedimentary:shale
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what is mechanical weathering?
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being able to see physical changes in an object.
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what are examples of each kind of weathering?
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mechanical:frost wedging chemical:leeching
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what is the difference between intrusive and extrusive igneous rocks?
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intrusive is formed inside the earth extrusive is formed outside the earth.
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what is the difference between Felix and mafic igneous rocks?
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felsic is rich in quartz and mafic is rich in iron.
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how does cooling play a role in the size of the crystal in an igneous rock
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the slower the bigger the faster the smaller
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what is the difference between clastic and chemical sedimentary rocks?
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clastic is made up of older rock chemical forms when minerals come out of water.
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what is the difference between foliated and non foliated metamorphic rocks?
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foliated displays banding and non foliated doesn't.
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where would you typically find caves and sink holes?
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near limestone.
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