Domhain agus Plainéid eile Flashcards

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1
Q

Na pláinéid in ord fad ón ngrian?

A

Mearcair, Véineas, Domhain, Mars, Íupatar, Satairn, Uránus, Neiptiún

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2
Q

Cad é mais choibhneasta?

A

Mais ruda amháin i gcomparáid le rudaí eile

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3
Q

Sampla de mais choibhneasta?

A

Mais choibhneasta Mhars i gcomparáid leis an Domhan

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4
Q

Riail le méid agus mais le sampla?

A

Ní hionann méid agus mais. Is féidir leis an Domhan mais níos airde a bheith aige ná Iúpatar ach a bheith i bhfad níos lú

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5
Q

Cad é an foirmle i gcomhair ‘Ga Choibhneasta De Réad Spáis’ (Relative Radius of a Space Object)?

A

Ga de Réad Spáis/Ga an Domhain

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6
Q

Cad é comhdhéanamh (composition)?

A

Cad is rud déanta as

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7
Q

An comhdhéanamh de domhain?

A

Déanta as carraig. Atmaisféar déanta as nitrigin agus ocsaigin

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8
Q

An comhdhéanamh de Mearcair, Véineas agus Mars?

A

Déanta as carraig. Atmaisféar meascán gás. Tá atmaisféar an-tanaí ag Mearcair

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9
Q

An comhdhéanamh de íupatar, Satarn, Úránus agus Neiptiún?

A

Déanta go hiomlán as gáis

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10
Q

Cad is domhantarraingt dromchla coibhneasta ann?

A

Imtharraingt dromchla réad amháin i gcomparáid le réad eile

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11
Q

An foirmle i gcomhair domhantarraingt dromchla coibhneasta?

A

Imtharraingt Dromchla Réad Spáis/ Imtharraingt Dromchla an Domhain

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12
Q

Foirmle de fórsa?

A

Mais x luasghéarú

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13
Q

Foirmle de meachain (W)?

A

Mais x luasghéarú de bharr domhantarraingt

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14
Q

Cad é an luasghéarú de bharr domhantarraingt ar Domhain?

A

10 ms -2 (squared)

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