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26 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Mass
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a measure of how much matter is in an object
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constant
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Weight
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The measure of the force of gravity on an object
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6 times less on the moon
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Density
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A measurement of how much mass of a substance is conatained in a given volume
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Think Mass/Volume
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Inference
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A logical interpretation based on observations and prior knowledge
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Think I-I
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Hypothesis
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A possible explanation for a set of observations or an answer to a scientific question: MUST BE TESTABLE
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Nope...
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Manipulated Variable
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the one factor a scientist changes in an experiment
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Independent variable
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Responding Variable
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the factor that changes as a result of the manipulated variable in an experiment
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Dependent variable
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Controlled experiment
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an experiment in which all variables except one are kept constant
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Control!!!!!!!!!
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Science
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a way of learning about the natural world through observations and logical reasoning leading to a body of knowledge
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duh........
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Scientific theory
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a well tested idea that expplains and connects a wide range of observations
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......nope
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scientific law
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a statement that describes what scientists expect to happen every time under a particular set of conditions
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LAW not theory
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volume
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a measure of how much space matter occupies(lxwxh)
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not constant
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centimeters cubed (cm3)
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the unit for measuring volumes of solids (mL=cm3=cc)
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nopers
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grams per centimeter cubed (g/cm3)
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unit used to measure density of a solid
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blah
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density formula
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mass diveded by volume (mass/volume)
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milli
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.001 = one thousandTH of a meter/gram/liter
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K-H-D-M-D-C-M
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centi
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.01 = one hundredTH of a meter/gram/liter
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K-H-D-M-D-C-M
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deci
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.1 = one tenTH of a meter/gram/liter
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K-H-D-M-D-C-M
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deka
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x10 = 10 meters/grams/liters
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K-H-D-M-D-C-M
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hecto
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x100 = 100 meter/grams/liters
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K-H-D-M-D-C-M
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kilo
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x1000 = 1000 meters/grams/liters
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K-H-D-M-D-C-M
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meter
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in 1875 scientists calculated 1/10000000 of the distance from the equator to the north pole
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K-H-D-M-D-C-M
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meniscus
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the bottom of the curved surface(line) that determines the measurement(for volume) of a liquid(or irregular shaped object) in a graduated cylindar
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Think Krawczuk...
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Celcius
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the temperature scale on which 0 and 100 are the temps. at which water freezes and boils
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not Farenheit
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Gram
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In 1875 scientists decided to use water measured at sea level at 23 degrees C
1 gram = 1 mL of WATER |
K-H-D-G-D-C-M
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Liter
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the standard unit of volume of metrics 1 liter = 1000 cm3
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K-H-D-M-D-C-M
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