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27 Cards in this Set
- Front
- Back
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Liter
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Basic Unit of volume (liquid) in SI (metric system). Use a graduated cylinder to measure,
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Liter
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Basic Unit of volume (liquid) in SI (metric system). Measured with graduated cylinder.
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Gram
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Basic Unit of mass in SI (metric system).
Measured with triple beam. |
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Chemical Change
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When a substance changes into a new substance with new properties.
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Chemical Property
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How a substance reacts with other substances to change into a new
substance. The "ability to react" |
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Physical change
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Change that effects the physical properties(Size, color) but does not change the substance.
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Physical Property
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A characteristic that is observed or measured w/out changing the
identity of the matter. |
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Inertia
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Resistance to changes in the state of motion. Depends on mass.
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Newton (N)
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SI unit of force (weight) needed to accelerate 1 kg @ 1m/s for each second.
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Weight
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Measure of the force of gravity acting on an object. Measured in Newtons. (N)
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Gravity
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Force of attraction between objects. Depends on the mass of the objects and the distance between the objects.
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Meniscus
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Curve of a liquids surface. Accurate volume measured here.
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Matter
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Anything that has mass and takes up space (volume).
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Density
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The mass per unit volume D=M/V. (g/mL (liquid) or g/cm3 (solid))
Can be used to identify (characteristic property) |
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Area
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Space covered, found by A=L x W
units m2 or cm2 |
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Temperature
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The measure of the average kinetic energy (speed) of particles. Celsius for SI
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mass
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measure of how much matter something contains in grams.(g)
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volume
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Space occupied:
Rectangular solid= L x W x H (cm3) Liquid: Use graduated Cylinder (mL) Water Displacement mL= cm3 |
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meter
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Basic unit for measuring LENGTH in the SI (metric system)
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model
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A representation of a system or object.
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Law
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Experimental FACTS tested many times and ALWAYS found to be true.
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theory
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An explanation of observations supported by testing.
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data
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pieces of information.
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hypothesis
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A possible explanation or an educated guess.
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Observation
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Use of the senses to gather data.
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technology
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Use of knowledge, tools or materials to solve problems and accomplish tasks.
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Scientific Method
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A systematic approach to problem solving.
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