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Science Test November 15
Dr. Dash's Science Test
32
Science
8th Grade
11/15/2008

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Cards

Term
Cubic centimeter
Definition
A unit of volume equal to that of a cube having sides each one centimeter in length
Term
Liter
Definition
A volume or capacity in the metric system equal to 1000 cubic centimeters. 1Liter 1.06 quarts
Term
Qualitative
Definition
observations that do not involve measurements and numbers
Term
Quantitative
Definition
observations that involve measurements and numbers
Term
Milliliter
Definition
A metric unit used to measure volume. One milliliter equals one cubic centimeter
Term
Volume
Definition
the amount of 3-dimensional space occupied by an object
Term
Measurement
Definition
Measurement is the estimation of the magnitude of some attribute of an object, such as its length or weight, relative to a unit of measurement.
Term
Observation
Definition
the act of making and recording a measurement
Term
Evidence
Definition
your basis for belief or disbelief; knowledge on which to base belief; "the evidence that smoking causes lung cancer is very compelling
Term
Hazardous Materials
Definition
chemical substances (solid, gas, or liquid) that are toxic to humans; unprotected exposure to these chemicals may result in severe illness or death; they may be poisonous, flammable, explosive, carcinogenic, or environmentally pollutant;
Term
Mixture
Definition
n chemistry, a mixture is a substance made by combining two or more different materials with no chemical reaction occurring. The objects do not bond together in a mixture. A mixture can usually be separated back into its original components
Term
DOT
Definition
Department of Transportation
Term
Name several generally safety precautions you would use while working in the laboratory
Definition
Wear proper safety equipment (goggles, apron) Always assume the material is hazardous. Don't swallow, inhale, touch to skin
Term
List appropriate safety precautions for handling a corrosive/toxic material
Definition
Keep away from eyes and off skin. Do not inhale or swallow.
Term
List appropriate and specific safety instructions for handling a toxic gas.
Definition
Don't breathe in
Term
Describe Biohazard
Definition
Can cause infection or disease in living organisms
Term
Describe Corrosive
Definition
Liquids that chemically wear away at solid materials
Term
Describe Explosive
Definition
Materials that cause sudden release of pressure, gas or heat when exposed to a change in pressure or temperature
Term
Describe Flammable
Definition
Liquids that catch on fire when exposed to a spark, flame or heat source.
Term
Describe Flammable Solid
Definition
Materials that ignite in the presence of oxygen or when exposed to water or humidity.
Term
Describe Gas (biohazard)
Definition
Gases stored under pressure that are flammable, toxic or explosive.
Term
Describe Oxidizer (reactive)
Definition
Materials that react chemically to cause other materials to burn.
Term
Describe radioactive (biohazard)
Definition
Materials that release nuclear energy that causes damage to living organisms.
Term
Describe Toxic
Definition
Materials that are poisonous if inhaled, ingested or absorbed through skin
Term
Physical Characteristics
Definition
Quantitative and qualitative expressions of material features, such as composition, dimensions, finishes, form, fit, and their respective tolerances
Term
Chemical Characteristics
Definition
The characteristics or properties of a chemical, including physical, chemical and biological.
Term
Miscible
Definition
two things, like liquids, or polymers, that mix together completely to form a solution
Term
Conductivity
Definition
Measure of the ability of water to conduct electrical current.
Term
Density
Definition
A measure of the amount of matter contained by a given volume;
Term
Reactivity
Definition
A substance's susceptibility to undergoing a chemical reaction or change that may result in dangerous side effects
Term
Mass
Definition
the property of a body that causes it to have weight in a gravitational field
Term
Weight
Definition
he vertical force exerted by a mass as a result of gravity
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