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Chapter 10 : Fossils and Earth's Past

Isotope

An atom of the same element with a different number of neutrons.

Isotope Definition

Isotope Definition

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horizon-academy

greenwood-prep

innovate-charter

maplewood-academy

codecrest-academy

tech-bridge

coastal-christiany

tidewater-christian

next-gen-learning

silver-oak

willow-creek

seaside-academy

cedar-springs

horizons-school

riverstone-academy

oceanview-christian

greenfield-academy

Districs using esports:

anaheim-union-high-school-district

arcadia-unified-school-district

bakersfield-city-school-district

chaffey-joint-union-high-school-district

clovis-unified-school-district

compton-unified

downey-unified-school-district

elk-grove-unified

escondido-union-high-school-district

fresno-unified-school-district

fullerton-joint-union-high-school-district

garden-grove-unified

inglewood-unified-school-district

irvine-unified

kern-high-school-district

long-beach-unified

los-angeles-unified

lowell-joint-unified-school-district

lynwood-unified-school-district

merced-union-high-school-district

milpitas-unified-school-district

modesto-city-schools

mountain-view-los-altos-union

oakland-unified

oxnard-union-high-school-district

palm-springs-unified-school-district

paramount-unified-school-district

pittsburg-unified-school-district

placentia-yorba-linda-unified

pomona-unified-school-district

redlands-unified-school-district

riverside-unified-school-district

sacramento-city-unified

san-diego-unified

san-francisco-unified

san-jose-unified

san-juan-unified

san-mateo-union-high-school-district

san-ramon-valley-unified-school-district

santa-ana-unified

santa-barbara-unified-school-district

stockton-unified-school-district

standard-unified-school-district

tehachapi-unified-school-district

torrance-unified

tustin-unified-school-district

vallejo-city-unified-school-district

ventura-unified-school-district

walnut-valley-unified-school-district

weaver-union-school-district

west-contra-costa-unified

west-covina-unified-school-district

william-hart-union-high-school-district

yucaipa-calimesa-joint-unified

salem-keizer-district

beaverton-district

portland-public-schools

eugene-school-district

kennewick-school-district

lake-stevens-school-district

kent-school-district

nooksack-valley-district

burlington-edison-district

sedro-woolley-district

lynden-school-district

blaine-schoo-district

richland-school-district

amphitheater-unified-school-district

buckeye-union-high-school-district

carson-city-school-district

casa-grande-union-high-school-district

chandler-unified-school-districts

clark-county-school-district

deer-valley-unified-school-district

douglas-county-school-district

dysart-unified-school-district

flagstaff-unified-school-district

florence-unified-school-district

gilbert-public-schools

humboldt-county-school-district

mesa-public-schools

peoria-unified-school-district

phoenix-union-high-school-district

pima-unified-school-district

queen-creek-unified-school-district

sahuarita-unified-school-district

sunnyside-unified-school-district

tucson-unified-school-district

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