Using the triple beam balance pictured below, what is the mass of rock?
200
400
30
20
50
60
וחווןווןוחוויון
2
What is the mass of the rock?
355.6 g
3558
350.4g
О
354.6 g
there are no contact forces mentioned on the list of choices that you've provided.
Answer from: Quest
Ithink the answer is d
Answer from: Quest
Planck decided to assume that atoms could only vibrate at certain frequencies that were whole numbers eg 2f, 3f and so on. others used to think that atoms vibrate continuously
Answer from: Quest
false
hope this : d
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