fysa Flashcards

(15 cards)

1
Q

mida nim aine sulamiseks

A

aine yleminekut tahkest olekust vedelasse

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2
Q

kas sulamine vajab kindlat tempi

A

ja

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3
Q

kas sulamisel energia n voi v

A

neeldub sest sulamisel lõhutakse aineosakesed ja selle jaoks on vaja energiat

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4
Q

mida nim tahkumiseks

A

aine yleminekut vedelast olekust tahkesse

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5
Q

kas tahkumine vajab kindlat temp

A

ja

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6
Q

kas tahkumisel n voi v energia

A

vabaneb sest aineosakesed võtavad sellele ainele omase vastastikuse asendi

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7
Q

sulamistemp

A

sulamissoojus on fyysikaline suurus mis naitab kui suur soojushulk neeldub, vabaneb 1kg aine taielikul sulamisel, tahkumisel sulamistemperatuuril

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8
Q

kuidas muutub ruumala sulamisel ja tahenemisel

A

enamike vedelike ruumala vaheneb tahkumisel aga veel suureneb ja vastupidi

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9
Q

mida nim aurumiseks kas energia n voi v

A

aine yleminekut vedelast olekust gaasilisse ja energia neeldub

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10
Q

kas aurumine vajab kindlat temp

A

ei

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11
Q

millest ja kuidas oleneb aurumise kiirus

A

soltub vedeliku temp, ainest, ohu liikumisest, vedeliku vaba pinna suurusest, mida korgemad on need tegurid seda kiiremini aurustub

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12
Q

mida nim kondenseerumiseks ja kas energia vabaneb v neeldub

A

aine yleminekut gaasilisest olekust vedelasse ja energia vabaneb

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13
Q

kas kon on kindel temp

A

ei

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14
Q

mille poolest erineb udu vee aurust

A

udu on veeauru kondentseerimine

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15
Q

selgita sublimatsioon ja desublimatsioon

A

sub-tahke aine yleminekut tahkest olekust gaasilisse
desub-gaasiline yleminek tahkesse

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