Download Time and Timelines

Social Studies Vocabulary
Mrs. Sanders’
Grade 6
Unit 1
Time and Timelines
A.D. or C.E.- a notation used to show an event occurring since the birth of Jesus
Christ. A.D. stands for the Latin term “anno domini” meaning “in the year of our Lord”.
C.E. stands for “Common Era”.
B.C. or B.C.E.- a notation used to show a date before the birth of Jesus Christ. B.C.
stands for “Before Christ”. B.C.E. stands for “Before the Common Era”.
historical narrative- a written story based on history
multiple-tier time line- a set of two or more time lines used to compare events from
more than one topic.
secondary source – a source obtained from someone other than the person who
actually experienced the event. Example: newspaper, magazine
primary source – a source obtained from someone who experienced the event.
Example: photograph, letter, diary
credible – information that is believable, trustworthy. You can rely on the information.
fact – a statement that can be proven to be true or false.
eon – the longest segment of geological time.
era / age – named for the type of materials used to make tools
period – a segment of time shorter than an era or age, but longer than an epoch.
Example: Jurassic Period
epoch – the smallest segment of geological time.
millennia – the space of one thousand (1000) years
century – the space of one hundred (100) years
decade – the space of ten (10) years
Revised October 4, 2011
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chronological – events occurring one right after another. Record events on a time line
in the order in which they occurred.
Geography
continent – a large land mass sometimes separated by an ocean, but not always. The
earth is divided into 7 continents
Eurasia – a name given to the largest land mass which contains the continents of
Europe and Asia.
Arctic Circle –The Arctic Circle is the invisible circle of latitude on the earth's surface
at 66° north latitude, marking the southern limit of the area where the sun does not rise
on the winter solstice or set on the summer solstice - a geographic ring crowning the
globe. It is approximately 1,650 miles from the North Pole. Arctic Circle
Antarctic Circle –imaginary circle on the surface of the earth at 66 1/2°S latitude., i.e.,
23 1/2° north of the South Pole. It marks the southernmost point at which the sun can
be seen at the winter solstice (about June 22) and the northernmost point of the
southern polar regions at which the midnight sun is visible.
Read more: Antarctic Circle — Infoplease.com
http://www.infoplease.com/ce6/world/A0804176.html#ixzz1ZrRtzMeJ
geography – the study of the physical features of earth and its people.
coastline – where a land mass meets a water body.
ocean – one of four of the largest water bodies on earth.
atlas – a book of maps of the world and earth’s continents
political map – a map that shows state and country boundaries.
physical map- a map that shows the elevation of land compared to sea level and
shows the physical features of earth, such as mountains and rivers.
time zone map – a map that shows the time zones of the earth.
historical map – tells about the history of a people or part of the world.
route map – shows the movement of people or goods across and area.
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cultural map – shows everything that is part of a people’s way of life.
prime meridian –an imaginary line that marks the starting point of the time zone map.
For locations west of the prime meridian, the time gets earlier.
International Date Line – an imaginary line at 180 longitude. The date immediately
changes to one day later when you go west across this line.
cardinal directions – designating the direction north, east, south, or west.
intermediate directions – designating the direction between each of the cardinal
directions
degrees – the unit of measure used to divide the earth into a grid for use with latitude
and longitude
longitude – imaginary lines that form the vertical (north and south) lines running from
the north pole to the south pole. Longitude is measured in units called degrees.
latitude – imaginary lines that form the horizontal (east and west) lines running
between the equator and the poles. Latitude is measured in units called degrees.
scale – a numerical tool used to designate how much distance on a scale equals a
certain distance on a map
legend – a tool on a map that contains symbols and their meanings
grid – an imaginary crisscross pattern covering the earth used to locate places on the
map.
inset – a small map related to a larger one. It usually gives more information than is
shown on the larger map.
equator – circles the middle of the earth at 0 latitude.
Northern Hemisphere – one half of the earth located north of the equator.
Southern Hemisphere – one half of the earth located south of the equator.
Eastern Hemisphere – one half of the earth located east of the prime meridian
Western Hemisphere – one half of the earth located west of the prime meridian
Revised October 4, 2011
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