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24 Cards in this Set

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  • Back
flame
The often bright zone of burning gases and fine suspended particles that forms as a result of a fire.
flammable
Easy to set fire to and capable of burning very rapidly.
ignite
To set fire to or catch fire.
ignition
1. The act or process of igniting, or starting a fire.
2. An electrical system that provides the spark that ignites the fuel mixture of an internal-combustion engine.
3. A switch that activates this system.
precise
1. Distinct from others; particular: on this precise spot.
2. Done, made, or capable of operating within very small limits of error or variation.
precision
The condition, property, or quality of being precise, or exact.
meter
The basic unit of length in the metric system, equal to 39.37 inches.
metric
Of, involving, or using the metric system.
microscope
An instrument in which the light reflected from or projected through a tiny object is passed through a combination of lenses so as to produce a magnified image of the object that is large enough to be seen and studied.
microscopic
1. Too small to be seen by the eye alone but large enough to be seen through a microscope.
2. Very small; minute.
grave
Extremely serious; critical.
gravity
Seriousness; importance.
grateful
Appreciative; thankful.
gratitude
Appreciation or thankfulness, as for something received or kindness shown.
revise
1. To edit in order to improve or bring up to date.
2. To change or modify.
revision
The act or process of revising.
athlete
A person who competes or takes part in sports.
athletic
1. Of or for athletics.
2. Of or for athletes.
3. Physically strong; muscular.
humane
Kind: compassionate; merciful.
humanity
Human beings in general; mankind.
suffice
1. To meet present needs; be sufficient.
2. To be sufficient or adequate for.
sufficient
As much as is needed; enough; adequate.
impede
To obstruct or slow down; block.
impediment
A hindrance; obstruction.