Osnove fizike Flashcards

(14 cards)

1
Q

Šta je fizička veličina

A

osobina ili karakteristikatela ili sistema koja se može meriti

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2
Q

Šta je merenje

A

upoređivanje sa osnovnom jedinicom fizičke veličine

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3
Q

Šta je masa, oznaka i merna jed.

A

mera inertnosti tela, m, kg

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4
Q

izrazi “m” preko formule

A

m=ro x V

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5
Q

šta je put, oznaka, merna jedinica

A

rastojanje koje telo pređe od tačke a do tačke b, s, m

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6
Q

izrazi put preko formule

A

s=v x t

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7
Q

vreme: oznaka, merna jedinica

A

t, s

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8
Q

kako se km/h pretvaraju u m/s i obrnuto

A

km/h : 3,6= m/s ; m/s x 3,6= km/h

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9
Q

šta je brzina, oznaka merna jedinica

A

fizička veličina koja opisuje koliki put pređe telo u jedinici vremena, v, m/s

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10
Q

šta je ubrzanje, oznaka i merna jedinica

A

promena brzine kretanja u jedinici vremena, a, m/s2

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11
Q

predstavi a preko formule

A

a=delta v/delta t

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12
Q

šta je sila, oznaka merna jedinica

A

mera uzajamnog delovanja između dva tela, vektorska veličina određena pravcem, smerom intenzitetom i napadnom tačkom. F, N

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13
Q
A
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14
Q
A
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