atoms
elements
main element
mixtures
100

there change is negative 

what is electron 

100

a chart that shows all the elements that have been discoverd

what is periodic table

100

oxygen 47% silicone 28% aluminum 8% iron 5% calcium 3% other 9% 

what is crust 

100

what type of a combination is mixture 

what is physical 

200

positive and located in the center 

what is proton 

200

the number of protons in a chart

what is element atomic

200

nitrogen 78% oxygen 21% others 1% 

what is atmosphere 

200

u can see the parts in a heterogeneous mixture but you cant see them in a homogenous mixture 

what is the diffrence between a heterogeneous mixture and a homogenous mixture 

300

that have no charge at all 

what is nuetron

300

oxygen 85% hydrogen 10% chlorine 2% sodium 1% others 2%

what is ocean 

300

the substance that is dissolved in a solovent 

what is solute 

400

small particals like protons neutron electron 

what is atom

400

oxygen 65% carbon 18% hydrogen 10% nitrogen 3% others 4%

what is living things 

400

it dissolves the solute in a mixture 

what is the role of a solvent 

500

a solution 

what is a liquid mixture whose parts are evenly blended 

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