Astrobiolgy study guide 1

14 terms by bassetguy 

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mixture

a substance consisting of two or more substances mixed together (not in fixed proportions and not with chemical bonding)

solution

a homogeneous mixture of two or more substances

malleable

capable of being shaped or bent or drawn out

evaporate

cause to change into a vapor

physical property

properties that can be observed or measured without changing an object, such as size, color, or shape

filtration

the mechanical separation of a liquid from the undissolved particles floating in it by using some sort of filter.

atom

the smallest particle of matter that retains the , the smallestpparticlel of an element that still has all the properties of an element

durable

strong, long lasting

density formula

density = mass/volume

sublimation

a change directly from the solid to the gaseous state without becoming liquid, (like ice becoming steam.)

chemical property

describes how a substance changes into a new substance

homogeneous

of the same kind; uniform in composition throughout

heterogeneous

dissimilar; mixed; not homogeneous; consisting of dissimilar elements or plants

viscosity

the thickness of a liquid

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