1.3 - Defnyddio Egni
Quiz
•
Physics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Iestyn Nelson
Used 2+ times
FREE Resource
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30 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Dargludiad
gronynnau'n agos at ei gilydd ac yn dirgrynnu mewn un lle
gwres yn symud o un gronyn i'r nesaf pan maen nhw'n taro'i gilydd
digwydd mewn hylif a nwy
gwres yn symud ar ffurf tonnau isgoch
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Darfudiad
arwynebau du pŵl yn amsugno pelydriad isgoch yn dda
gwres yn symud o un gronyn i'r nesaf pan maen nhw'n taro'i gilydd
digwydd mewn hylif a nwy
gwres yn symud ar ffurf tonnau isgoch
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Pelydriad
arwynebau du pŵl yn amsugno pelydriad isgoch yn dda
gwres yn symud o un gronyn i'r nesaf pan maen nhw'n taro'i gilydd
arwynebau sgleiniog yn adlewyrchu pelydriad isgoch yn dda
gwres yn symud ar ffurf tonnau isgoch
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sut maw gwres yn symud?
O ardal poeth i ardal oer
O ardal oer i ardal poeth
O grynodiad uchel i grynodiad isel drwy bilen athraidd detholus
Osmosis
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mesuriad o faint o fàs fesul uned o gyfaint
Dwysedd (Density)
Arwynebedd Arwyneb
Dwysder
Cyfaint
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1?
Màs (m)
Cyfaint (v)
Dwysedd (D)
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
2/3?
Màs (m)
Cyfaint (v)
Dwysedd (D)
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