
Selbsttest Halbwertszeit
Authored by Martina Brütsch
Mathematics
12th Grade
Used 1+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Was ist die Halbwertszeit?
Die Zeit, in der alle Atomkerne zerfallen sind.
Die Zeit, in der die Hälfte der vorhandenen Atomkerne zerfallen ist.
Die Zeit, in der die Radioaktivität eines Stoffs ihren Höhepunkt erreicht.
Die Zeit, bis es kein radioaktives Material mehr gibt.
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Welcher mathematischen Funktion entspricht die Beschreibung des radioaktiven Zerfalls?
Lineare Wachstumsfunktion
Quadratische Zerfallsfunktion
Exponentielle Zerfallsfunktion
Exponentielles Wachstumsfunktion
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Abnahmefaktor
Anfangswert
Zeit
Halbwertszeit
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Abnahmefaktor
Anfangswert
Zeit
Halbwertszeit
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Abnahmefaktor
Anfangswert
Zeit
Halbwertszeit
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ein Medikament hat im Körper eine Halbwertszeit 5 Stunden. Gib an, wie viele Prozent einer ursprünglich vorhandenen Menge des Medikaments nach 15 Stunden noch vorhanden ist.
100 %
16.67 %
83.33 %
12.5 %
87.5 %
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wie viel Prozent eines radioaktiven Materials sind nach 20 Stunden vorhanden, wenn die Halbwertszeit 5 Stunden beträgt?
25 %
6.25 %
12.5 %
50 %
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