Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
17 Cards in this Set
- Front
- Back
Latitude
|
The distance north or south of the equator, measured in degrees
|
|
Longitude
|
The distance east or west of the prime meridian, measured in degrees
|
|
Contour line
|
Line on a topographic map that indicates an elevation; every point along a contour line has the same elevation.
|
|
Contour interval
|
On a topographic map, tells the distance in elevation between adjacent contour lines.
|
|
Hypothesis
|
A tentative explanation that is tested to determine if it is valid.
|
|
Theory
|
A well tested and widely accepted view that explains certain observable facts.
|
|
System
|
Any size group of interacting parts that form a complex whole.
|
|
Atomic number
|
the number of protons in the nucleus of an atom.
|
|
Atomic mass
|
Weight of an atom, protons & neutrons.
|
|
Atomic symbol
|
The letters used to represent the element on the periodic table of elements.
|
|
Covalent bond
|
A bond that forms when atoms share electrons.
|
|
Ionic bond
|
A bond that forms between negative and positive ions.
|
|
Metallic bond
|
A bond that forms when electrons are shared by metal ions
|
|
Compound
|
a substance formed by the chemical combination of two or more elements in definite proportions and usually having properties different from those of its constituent elements.
|
|
Isotope
|
an atom with the same number of protons but different numbers of neutrons for a given element; An isotopes mass number is different from that of the given element.
|
|
Element
|
A substance that cannot be broken down into simpler substances by ordinary chemical or physical means.
|
|
Mineral
|
A naturally occurring, inorganic crystalline material with a unique chemical composition.
|