Gravitacija Flashcards

(11 cards)

1
Q

kas ir g

A

Brivas krisanas paatrinajums, katrai planetai tas ir atskirigs, jo atskirigas ir to masas un izmeri

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2
Q

Kas ir svars

A

Speks ar kadu kermenis spiez uz atbalstu, tas var mainities, tas ir versts perpendikulari atbalsta virsmai, to apzimes ar p rekina p=mg

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3
Q

1) keplera likums

A

Planetai kustoties pa orbitu tas attalums no saules mainas. Mazakais- perihelijs (ziema) lielakais afelijs (vasara)

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4
Q

2) keplera likums

A

Planetai kustoties pa orbitu, tas kustibas atrums mainas. Perihelija atrakais afelija lenakais

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5
Q

3)keplera likums

A

Planetu attalumi ir saskanoti ar atrumu no zemes

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6
Q

Kustiba gravitacijas lauka vertikali

A

Kustiba notiek pa y asi, paatrinajums versts pret y asi, uz kermeni darbojas smaguma speks, kermenis kustas ar brivas kris. paatrinajumu, vertikala sviediena gadijuma kermenim tiek pieskirts sakuma atrums.

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7
Q

Pa kadam orbital notiek Zemes pavadonu kustiba

A

Geostacionaro, kas ir vistalak no Zemes, polaro, kas ir vistuvak zemei un eliptisko

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8
Q

Kosmiskie atrumi

A

Zeme notur visus kermenus pie sevis, tacu so pievilksanas speku iespejams parvaret, pieksirot kermenim pietiekami lielu atrumu.

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9
Q

1) kosmiskais atrums

A

Ar sadu atrumu var atrauties no zemes un rinkot tai apkart

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10
Q

2) kosmiskais atrums

A

Ar sadu atrumu var atrauties no zemes gravitacijas un aizlidot uz citam planetam

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11
Q

3) kosmiskais atrums

A

Ar so atrumu var parvaret saules gravitaciju un izbraukt no saules sistemas bet to vel neviens nav paveicis

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