6th grade science
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| pure substance found in nature (gold, silver, oxygen, hydrogen) | element
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| the simplest structures of a substance | molecule
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| when liquid turns into water vapor | evaporate
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| when water vapor becomes liquid water | condensate
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| droplets large enough to drop (any form of water that falls from clouds and reaches earth's surface | precipitate
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| what percent of atmosphere is oxygen | 21
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| what percent of atmosphere is nitrogen | 78
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| what percent of atmospher is other trace gases | 1
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| water droplets | steam
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| breathable oxygen | O2
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| ozone | O3
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| water in the form of gas | water vapor
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| what is needed for fuel to burn | oxygen
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| what are clouds made of? | Liquid water
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| three states water | ice, water, steam
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| the condition of earths atmosphere at certain times | weather
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| most abundant gas in the atmosphere (78%) | nitrogen
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| secondmost abundant gas in the atmosphere (21%) | oxygen
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| name some other trace gases in the atmosphere | hydrogen, argon, carbon dioxide, neon, helium, methane, krypton
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| how good something is | quality
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| what is needed for organisms to decay | oxygen
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| harmful substance in the air, dirt, or soil | pollutant
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| examples of fossil fuels | coal, oil, natural gas
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| elevation above sea level | altitude
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| never living | inorganic
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| living or once living | organic
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| forms when nitrogen oxide combines withthe sulfur oxide to become nitric acid and sulfuric acid | acid rain
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| how is acid rain formed | nitrogen oxide combines with sulfur oxide to become nitric acid and suluric acid
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| H2O + SO2 = | H2SO3 (acid rain)
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| stuff in the universe made up of elements | matter
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| three states of matter | solid, liquid, gas)
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| amount of matter (stuff) in an object | mass
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| solid particles in the air | smoke
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| the force pushing on an area or surface | pressure
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| the weight of a column of air above you | air pressure
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| instrument that is used to measure changes in air pressure | barometer
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| lowest visible ground | sea level
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| where is air pressure greatest | sea level
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| where do fossil fuels come from | the ground
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| burnable matter that is used to burn energy | fuel
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| all fossil fuels contain ________ | hydrocarbons (combination of H and C)
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| northern lights | aurora borealis
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| aurora borealis | a colorful glowing dispay in the sky caused when particles from the sun strike oxygen and nitrogen atoms in the ionsphere; northern lights
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| list the layers of the atmosphere | troposphere, stratosphere, mesosphere, thermosphere, ionosphere, exosphere
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| in which layer does weather occur | troposphere
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| layer at the top of the stratosphere | ozone
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| protects us from UV rays | ozone
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| layer that bounces radio waves | ionsphere
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| layer that contains the ozone | stratosphere
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| coldest layer | mesosphere
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| layer where most satellites orbit | exosphere
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| layer with the warmest molecules | thermosphere
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| layer with the fewest gas molecules | exosphere
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| layer with the most gas molecules | troposphere
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| name the two parts of the thermosphere | ionosphere and exosphere
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| what keeps satellites in orbit | gravity
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| shooting stars | meteors
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| which layer protects the earth from meteors | mesopshere
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| when a meteor hits the earth | meteorite
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| display of colors of electromagnetic energy | spectrum
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| absorbs most of the UV rays | ozone layer
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| as altitude increases temperature ________ | decreases
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| as altitude decreases temperature _________ | increases
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| what kind of light scatters easily | light with shorter wavelenghts
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| where do we get heat from | energy from the sun
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| gases in our atmosphere that trap heat from the sum | greenhouse gases
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| symbols of greenhouse gases | CO2, H2O, CH4
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| T or F Greenhouse gases cause global warming | false
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| T or F greenhouse gases keep us warm | true
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| EM | electromagnetic
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| how does EM travel | through waves
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| distance between waves | wavelength
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| what determines colors | wavelengths
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| the sun's energy is _____________ _________ | electromagnetic energy (EM energy)
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| name two types of radiation unable to be seen | ultraviolet and infrared
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| infrared radiation is too _________ to be seen | long
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| ultraviolet radiation is too ________ to be seen | short
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| how can we use infrared lights | to warm things like food
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| how do ultraviolet rays harm us | sunburns, skin cancer, eye damage
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| visible light | whate light
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| which rays warm | infrared
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| which rays burn | ultraviolet (UV)
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| shortest color wavelength | violet
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| longest color wavelength | red
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| all the colors of the rainbow | white light
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| colors of the rainbow | Roy G BV (red, orange, yellow, green, blue, violet)
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| what % of the atmosphere is CO2 | 0.036 %
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| what color wavelengths scatter easy | blue
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| process by which heat is trapped in the atmosphere by water vapor, carbon dioxide, methane, and other gases that forms a blanket around earth | greenhouse effect
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| total energy of motion in a surface | thermal energy
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| thermometer used in science | celsius
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| at what temperature does water freeze (Celsius) | 0*
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| At what temperature does water boil (Celsius) | 100*
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| thermometer used in the US | Fahrenheit
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| temperature that water freezes (fahrenheit | 32*
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| temperature that water boils (fahrneheit | 212*
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| 3 ways that heat is transferred | radiation, conduction, convection
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| the direct transfer of heat by touching an object with fast moving molecules | conduction
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| travels in waves but spreads out as it warms the air as it travels | radiation
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| direct transfer of energy by electromagnetic waves (from the sun) | radiation
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| liquids and gases | fluid
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| have the ability to flow | fluids
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| the transfer of heat by the movement of fluids | convection
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| heat = _____________________ | energy
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| energy = _____________________ | heat
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| name 2 types of thermometers | celsius, fahrenheit
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| evergreen loses leaves all at one time; always green | deciduous
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| organisms that live on another organism and breaks them down | decomposers
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| place where animals and plants live; natural environment (log, pond, ocean) | habitat
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| vessel used to carry food from the leaves to the rest of the tree | phloem
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| the vessel used to carry water throughout a plant or tree | xylem
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| ability to adjust or fit into changes in their environment | adaptation
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| all the animals that live in a particular region | fauna
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| all the plants that live in a particular area | flora
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| entire world of life and the environment that supports it (earth) | biosphere
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| a living organism that has the ability to give off light | bioluminescence
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| the color sensitive part of the eye | cones
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| eyes that have adjusted to the dark | night vision
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| animals that are active at night | nocturnal
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| the part of the eye that is sensitive to light | rods
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| working environment with plants and animals within a location | ecosystem
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| a system made up of a community plants and animals and their interactions to keel a habitat balanced | ecosystem
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| major life zones; types of plants and animals that live in a certain place controlled by climate (desert, forest, rain forest, tundra, swamp) | biomes
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| animals that active during the day | diurnal
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Created by:
Laraannemc
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