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Sixth Grade Science And Social Studies

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Updated 2009-06-28 21:17

6th GRADE SCIENCE: HEAT TRANSFER

Question Answer
Radiationthe transfer of thermal energy as waves
Conductionthe transfer of thermal energy that results from the collision of particles
Convectionthe transfer of thermal energy through liquids and gasest
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6th GRADE SCIENCE: LAYERS OF THE ATMOSPHERE

Question Answer
troposphereweather occurs
stratosphereozone absorbs ultraviolet light
mesospheremeteoroids burn up here
thermospherecontains the ionosphere which reflects radio waves back to Earth
exospheresatellites orbit here so we can communicate on Earth
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6th GRADE SCIENCE: LIQUIDS

Question Answer
cohesionwater that sticks together
adhesionwater that is contaminated by a substance so it doesn't stick together
densitythe amount of mass in a given volume
water vaporwater in a form of gas from the process evaporation
what is the universal solventwater because it dissolves everything
capillary actionthe tendency of a liquid to rise in narrow tubes or to be drawn into small openings such as those between grains of a rock
surface tensionthe result of the cohesive forces that attract water molecules to one another. The surface tension of water makes it puddle on the ground and keeps it in a droplet shape when it falls.
polar moleculePolar molecules form when an atom of high electronegativity, like chlorine, bonds with a less electronegative atom, like hydrogen
the water cycleThe water cycle is the continuous movement of water from ocean to air and land then back to the ocean in a cyclic pattern.
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6th GRADE SCIENCE: WEATHER

Question Answer
humidityamount of water vapor in the air
barometerthe instrument used to measure air pressure
High Air Pressuresunny, warm weather
Low Air Pressurecloudy, rainy weather
MeteorologistA specialist that studies weather in Earth's atmosphere
Frontsthe transition zone between 2 air masses of different density's
Warm Frontleading edge of warmer air that is replacing cooler air
Cold Frontleading edge of cooler air that is replacing warmer air
Stationary Fronta front that is not moving
Thermometeran instrument used to measure the air temperature
Precipitationany product of condensation (rain, sleet, snow, hail)
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6th GRADE SCIENCE: ENERGY TRANSFORMATION

Question Answer
Nuclearthe energy that holds protons and neutrons together in an atoms nucleus
SolarEnergy from the sun
Chemicala form of potential energy stored in reactants
Electricalthe movement of energy from one place to another (current electricity)
Mechanicalthe ability to do work
potentialthe energy that exists due to the position of condition of an object
kineticthe energy of motion
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6th GRADE SCIENCE: LIGHT ENERGY

Question Answer
reflectionthe bouncing of light waves off a surface
refractionthe bending of a light wave when it passes from one medium to another
wavelengthis the distance between repeating units of a waveform
regular reflectionParallel rays strike a smooth surface. The reflected rays bounce off the surface parallel to each other
diffuse reflectionParallel rays strike a rough surface. The reflected rays are not parallel to each other when they bounce off the surface
electromagnetic spectrumis the range of all possible frequencies of electromagnetic radiation
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6th GRADE SCIENCE: CHEMISTRY

Question Answer
atomthe smallest unit of a pure substance that still has the properties of that substance
moleculegroups of atoms held together with covalent bonds
acida compound that reacts easily with other substances and turns blue litmus paper red
basea compound that reacts easily with other substances and turns red litmus paper blue
solida state of matter that has definite shape and volume
liquida state of matter that has a definite volume but no shape
gasa state of matter that has no definite shape or volume
pH scalemeasures how acidic or basic a substance is
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6th GRADE SCIENCE: INSIDE EARTH

Question Answer
crustthe thinnest. outermost layer of the Earth
mantleThe layer of the Earth directly beneath the Earth's crust where convection currents occur
outer corecomposed of the melted metals nickel and iron
inner corethe hottest, innermost layer of the Earth in the shape of a ball
athenospherethe ductile part of the earth just below the lithosphere, including the lower mantle
lithospherethe cool, solid part of Earth that includes all of the crust and part of the upper mantle
convection currentscauses the plates to drift apart, heat, rise cool, and fall
seismic wavesthe waves of energy caused by the sudden breaking of rock within the earth or an explosion
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6th GRADE SCIENCE: EARTHQUAKES

Question Answer
theory of plate tectonicscontinental drift
pangaeathe super continent scientists believe that the continents were once all one
alfred wegnerthe german scientist that came up with the theory of continental drift
divergent boundaryAt these boundaries, two plates move away from one another
convergent boundaryThese are plate margins where one plate is overriding another, thereby forcing the other into the mantle beneath it
transform boundarymaterial is neither created nor destroyed at these boundaries, but rather plates slide past each other
constructive forcesa force that builds something on Earth as opposed to destroying it
destructive forcesforces that pushes things on Earth down, any nature of Earth leaving damage
mid-ocean ridgeformed by divergent boundaries moving apart, magma from the mantle coming through the cracks and coming onto the oceanic floor
sea-floor spreadingin the ocean when plates drift apart, a process in which magma is slowly pushed up through cracks and then cools to form new sea floor
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6th GRADE SCIENCE: VOLCANOES

Question Answer
magmamelted rock within the Earth
lavamagma that reaches Earth's surface
active volcanoesvolcano that is erupting or has erupted during historic times
extinct volcanoesa volcano which is no longer active and hasn't erupted in historical times
dormant volcanoesvolcanoes that appear recent but have no recorded activity other than the quiet escape of gas
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6th GRADE SCIENCE: MINERALS

Question Answer
characteristic (hardness)tested by using different materials scratched on the mineral to test if the material makes a mark
characteristic (streak)the test in finding the color of a mineral
characteristic (luster) What does the surface of the mineral look like?
characteristic (fracture) When a mineral shatters, the edges of it
characteristic (cleavagehow a mineral splits
inorganic mineralminerasl that never lived and are elements that cannot bring life into our cells
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6th GRADE SCIENCE: ROCKS

Question Answer
igneousa rock formed when magma or lava cools and hardens
sedimentaryrocks that are formed by erosion, deposition, compaction, and cementation over millions of years
metamorphicrocks that have "morphed" into another kind of rock
intrusive rockigneous rocks formed beneath Earth's surface
extrusive rockigneous rocks formed above Earth's surface
rock cyclethe different ways rocks are formed on Earth
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6th GRADE SCIENCE: ASTRONOMY

Question Answer
seasona period of the year with a certain level of temperature and type of weather
tilt
axisimaginary line that passes through Earth's center ad the North and South poles about which Earth rotates
Rotationthe spinning motion of a planet about it's axis
Revolutionthe movement of an object around another object
orbitthe path of an object as it revolves around another object in space
light yearthe distance light travels in one year
moonEarth's natural satellite
universeall of space and everything in it
solar systema system of planets or other bodies orbiting another star
gallileoastronomer who perfected the refracting telescope
copernicusastronomer who produced a workable model of the solar system with the sun in the center
heliocentric systemthe theory that the sun is in the center of the universe
geocentric systemthe superseded theory that the Earth is in the center of the universe and other objects go around it
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6th GRADE SOCIAL STUDIES: GENERAL VOCABULARY

Question Answer
culturethe way of life of a group of people at a particular time, including their dail habits,
primary sourcea first hand account of an event or an artifact created during the period of history being studied
secondary sourcea record of the past, based on the information from the primary source
architecturethe science of planning and construction buildings
legaciessomething someone is remembered as
trial by jurythey decide everything (your fate)
republica form of government in which citizens elect representatives to speak or act for them
plebiana common farmer, trader, or craftworker in ancient Rome
patriciana member of the noble families who controlled al the power in the early years of the Roman republic
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6th GRADE SOCIAL STUDIES: AFRICA

Question Answer
surplusan extra supply
pre-historythe period before written history
historystudy (teaching) of the past, with special attention to the written record of the activities of human beings over time
droughta long period of dry weather
bartertrading items with people instead of paying
what was the role of the pharoh in ancient Egypt?to rule the town, he/she was believed to be sent from the gods and was worshipped
apartheidthe government policy of strict and unequal segregation of the races
what did khufu do?ordered the building o the Great Pyramid
Nile Riverthe worlds longest river, which flows northward through East Africa into the Mediterranean Sea
Nile Deltalocated in northern Egypt, and is higher than the Nile river itself
Mediterranean Seaa large, almost landlocked arm of the Atlantic Ocean touching Europe, Asia, and Africa
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6th GRADE SOCIAL STUDIES: MIDDLE EAST

Question Answer
Codes of Lawa written set of laws that apply to everyone under a government
ziggurata large temple located in the centers of ancient Sumerian cities
polytheismthe belief in many gods or goddesses
monotheisma belief in one god
abrahamfounder of judaism who, according to the bible led his family from Ur to Canaan in obedience to god's commands
hammurabikind of the Babylonian empire, creater of the Code of Hammurabi, one of the world's oldest code of law
city-statea self governing city, often with surrounding lands or villages
ancient Sumera group of ancient city-states in southern Mesopotamia, the earliest civilization in Mesopotamia
fertile crescentrich farmland good for growing crops on
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6th GRADE SOCIAL STUDIES: JAPAN VOCABULARY

Question Answer
meji restorationthe overthrow of Japan's shogun in 1868 and restoration of power to the emperor of Meji
emperorthe supreme ruler of an empire
tokugawa shogunatea feudal military dictatorship in Japan that lasted for almost three hundred years
mount fujithe highest mountain in Japan
archipelagoa chain or cluster of islands that are formed tectonically
pearl harbora U.S. naval base in Hawaii that was bomed by the Japanese in 1941 causing the U.S. to enter WW one
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6th GRADE SOCIAL STUDIES: EUROPE

Question Answer Column 3
oligarchya type of government where a small group of people control the decision making what does Sparta mainly value?fighting, military having a strong army
the citizens in Athenian democracy were considered citizens compared to the U.S. becauseanyone in the u.s can be a citizen but in Athens women and slaves could not
what was the original purpose of the Olympic games? to honor the powerful god Zeus
homerancient Greek poet that wrote long, epic poems
alexander the greatking of macedonia who conquered greece, persia, egypt, and the indus valley, conquests spread greek ulture throughout parts of the 3 continents
aristotlegreek philosopher who was the private teacher of Alexander The Great
Socratesgreek philosopher who discussed laws, customs, values, and religions with students. he was accused of urging young people to revolt and was sentenced to death
dictatora ruler with absolute power
holocaustmurder of approximately six million Jews by the Nazi regime and its collaborators
adolf HITLERgerman dictator who founded the natural socialist party, which led Germany into WW2
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6th GRADE SOCIAL STUDIES: EUROPE

Question Answer Column 3
oligarchya type of government where a small group of people control the decision making what does Sparta mainly value?fighting, military having a strong army
the citizens in Athenian democracy were considered citizens compared to the U.S. becauseanyone in the u.s can be a citizen but in Athens women and slaves could not
what was the original purpose of the Olympic games? to honor the powerful god Zeus
homerancient Greek poet that wrote long, epic poems
alexander the greatking of macedonia who conquered greece, persia, egypt, and the indus valley, conquests spread greek ulture throughout parts of the 3 continents
aristotlegreek philosopher who was the private teacher of Alexander The Great
Socratesgreek philosopher who discussed laws, customs, values, and religions with students. he was accused of urging young people to revolt and was sentenced to death
dictatora ruler with absolute power
holocaustmurder of approximately six million Jews by the Nazi regime and its collaborators
adolf HITLERgerman dictator who founded the natural socialist party, which led Germany into WW2
self sufficient manorlarge estates owned by wealthy nobles and serfs (workers) worked on the manors
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6th GRADE SOCIAL STUDIES: ASIA

Question Answer
monka man who devotes his life to a religious group often giving up all he owns
buddhisma religion founded by sidhartha gautama in India, that teaches the most important thing in life is to end suffering
siddhartha gautamaancient religious leader known as Buddha or enlightened one, founded buddhism
indus river valleya river that flows through Tibet, through the Himalayas and Hindu Kush Mountains, ending at the Arabian Sea
Himalayasthe world's largest mountain range. Forming the northern border of the Indian subcontinent
Hindu Kush Mountainsa mountain range in eastern and central Afghanistan and north-western Pakistan
Pakistanone of the 2 independent nations formed in 1947 on the Indian subcontinent
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6th GRADE SOCIAL STUDIES: CHINA VOCAB

Question Answer
chinese language system is different from english becausethey have characters
oracle bonesancient China, a cattle or sheep bone used to predict the future
communisma system in which the governmet owns all property and makes nearly all the decisions for its citizens
shihuangdia chinese emperor who founded the Qin dynasty and unified China with a standarized system of writing and money
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