
1.5 Cyfradd adweithiau
Authored by Kathryn Roberts
Chemistry
9th Grade
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw cyfradd adwaith?
Mesur gwasgedd yr adwaith
Mesur tymheredd yr adwaith
Mesur faint o adweithyddion sy'n cael eu defnyddio
Mesur faint o gynnyrch sy'n cael ei wneud mewn amser penodol
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pa ffactorau sy'n effeithio ar gyfradd adwaith?
Cyfaint a phwysau
Lliw a siâp
Tymheredd, gwasgedd a golau
Dwysedd a hydoddedd
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw rôl catalydd mewn adwaith cemegol?
Cynhyrchu mwy o gynnyrch
Cynyddu tymheredd yr adwaith
Newid cyfradd adwaith heb newid ei hun
Lleihau gwasgedd yr adwaith
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sut mae tymheredd yn effeithio ar gyfradd adwaith?
Mae'n cynyddu cyfradd adwaith
Mae'n stopio'r adwaith
Mae'n lleihau cyfradd adwaith
Nid yw'n effeithio ar gyfradd adwaith
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth sy'n rhaid i ronynnau'r adweithyddion wneud er mwyn i adweithiau ddigwydd?
Wrthdaro
Toddi
Anweddu
Cyfuno
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pa un o'r canlynol NID yw ffactor sy'n effeithio ar gyfradd adwaith?
Tymheredd
Gwasgedd
Golau
Lliw
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw effaith gwasgedd ar gyfradd adwaith?
Dim ond yn cynyddu cyfradd adwaith
Dim ond yn lleihau cyfradd adwaith
Dim effaith
Gall gynyddu neu leihau cyfradd adwaith
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