Cwis cynhyrchu trydan

Cwis cynhyrchu trydan

9th Grade

12 Qs

quiz-placeholder

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Cwis cynhyrchu trydan

Cwis cynhyrchu trydan

Assessment

Quiz

Physics

9th Grade

Practice Problem

Hard

Created by

Ryan Newcombe

Used 1+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa un o'r canlynol sydd yn ffynhonnell egni adnewyddadwy?

Glo

Olew

Solar

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa un o'r canlynol sydd yn cynrichioli y fformiwla ar gyfer effeithlonrwydd?

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

At beth mae'r carbon deuocsid a ryddheir pan losgir tanwyddau ffosil yn cyfrannu?

Glaw asid

Cynhesu byd-eang

Gwastraff niwclear

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa un o'r canlynol sy'n ffynhonnell egni annibynadwy?

Gwynt

Glo

Nwy

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Beth yw effeithlonrwydd lamp sydd ag egni mewnbwn o 200 J ac sydd ag allbwn o 160 J o egni thermol a 40 J o egni golau?

80%

20%

0.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Beth enw'r rhwydwaith sydd yn darparu trydan i bob ty yn y Deyrnas Unedig?

Gorsaf bŵer

Y Grid Cenedlaethol

Trawsnewidydd

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa un o'r datganiadau canlynol sydd yn wir am egni adnewyddadwy?

Ffordd o gynhyrchu trydan sydd ddim yn rhedeg allan

Ffordd o gynhyrchu trydan sydd ddim yn cynhyrchu llygredd

Mae'r dau datganiad yn wir

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