sero absoliwt yw:

Tymheredd a Newid Cyflwr

Quiz
•
Physics
•
10th Grade
•
Easy

Thomas Nelson
Used 1+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Y tymheredd uchaf ar y raddfa Celsius
Y tymheredd uchaf ar y raddfa Kelvin
Y tymheredd isaf ar y raddfa Kelvin
Y tymheredd isaf ar y raddfa Celsius
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth sy'n digwydd i ronynnau ar sero absoliwt?
Stopio dirgrynnu
Symud yn gyflym
Dirgrynnu yn bach iawn
Symud yn araf iawn
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mae 100°C yr un peth a:
273K
0K
373K
173K
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gwasgedd = ?
F / A
A / F
F x A
A x F/A
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pan gaiff sylwedd ei wresogi:
Mae ei ronynnau'n symud llai
Mae ei ronynnau'n symud mwy
Mai ei ronynnau yn stopio symud
Mae ei ronynnau yn diflannu
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pan gaiff sylwedd ei oeri:
Mae gronynnau yn dirgrynnu llai
Gronynnau yn Dirgrynnu mwy
Gronynnau yn Stopio dirgrynnu
Gronynnau yn diflannu
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth sy'n digwydd os mae bondiau rhwng gronynnau'n torri wrth i sylwedd anweddu?
Mae'n cael ei wresogi
Mae'n cael ei oeri
Dim yn siwr
Dim yn becso
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