Kapitel 13: Materia och naturens krafter Flashcards

1
Q

Vilka fyra krafter finns det?

A

Gravitationskraften, elektromagnetiska kraften, den starka kraften och den svaga kraften.

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2
Q

Hur ser gravitationslagen ut?

A

F=G∙(m_1∙m_2)/r^2

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3
Q

Hur ser Coulombs lag ut?

A

F=k∙(Q_1∙Q_2)/r^2

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4
Q

Vad gör den starka kraften?

A

Håller ihop atomkärnan.

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5
Q

Vad gör den svaga kraften?

A

Ansvarar för omvandlingar.

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6
Q

Hur ser atomen ut?

A

Positiv, tung kärna med elektroner runtom.

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7
Q

Vad är nukleoner uppbyggda av?

A

Kvarkar.

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