Roheisen und Stahl
Quiz
•
Science
•
10th Grade
•
Practice Problem
•
Medium
Jürgen Burgstaller
Used 8+ times
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16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Wozu wird die anfallende Schlacke verwendet?
Zur Glasherstellung.
Für Bauzwecke (Zementzusatz, Straßenbau, Isolierungen).
Für Fernwärme.
Sie muss entsorgt werden.
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Welche Eisenerze werden am Erzberg in der Steiermark abgebaut?
Roteisenstein
Spateisenstein
Brauneiseinstein
Magneteisenstein
3.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Mit welchen Stoffen wird ein Hochofen beschickt?
Sand
Kalk
Koks
Eisenerz
4.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Welche Funktion hat Koks im Hochofen?
Liefert die Wärme
Senkt die Schmelz-temperatur
Reduziert das Eisenoxid
Dient als Trennschicht
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Wozu wird „weißes Roheisen“ weiterverarbeitet?
Zu Stahl
Zu Gusseisen
6.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Welche Eisenerze kennst du?
Roteisenstein
Brauneisenstein
Magneteisenstein
Kalkeisenstein
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Wodurch wird die Festigkeit bei unlegierten Stählen bestimmt?
Den Kohlenstoffanteil
Den Eisenanteil
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