Ljud- Flashcards
Flashcard
•
Science
•
9th Grade
•
Practice Problem
•
Easy
Klara Sundstedt
Used 8+ times
FREE Resource
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20 questions
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1.
FLASHCARD QUESTION
Front
Vad är ljud?
Back
När molekylerna i luften börjar vibrera och skapar ljudvågor som trumhinna sedan tar upp och vi kan tolka till olika ljud.
2.
FLASHCARD QUESTION
Front
Förtätning betyder vadå?
Back
Att molekylerna i luften packas tätare exempelvis när en sträng på en gitarr rör sig uppåt.
3.
FLASHCARD QUESTION
Front
Förtunning betyder vadå?
Back
Att molekylerna i luften kommer längre ifrån varandra exempel på undersidan av strängen på en gitarr när den rör sig uppåt.
4.
FLASHCARD QUESTION
Front
1. Vad händer vid toppen på ljudvågen?
2. Vad händer vid botten på ljudvågen?
3. Vad kallas avståndet mellan två toppar eller dalar?
Back
1. Förtätning
2. Förtunning
3. Våglängd
5.
FLASHCARD QUESTION
Front
Svagare ljud har...
Back
låga vågtoppar, kort amplitud
6.
FLASHCARD QUESTION
Front
Starkare ljud har...
Back
höga vågtoppar, lång amplitud.
7.
FLASHCARD QUESTION
Front
Amplitud är...
Back
avståndet mellan mittlinjen och vågtoppen/vågdalen
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