Puro dwr

Puro dwr

9th - 10th Grade

8 Qs

quiz-placeholder

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Puro dwr

Puro dwr

Assessment

Quiz

Chemistry

9th - 10th Grade

Practice Problem

Medium

Created by

Bethan Yapp

Used 30+ times

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa gam o'r broses puro dwr sy'n lladd bacteria?

hidlydd

gwaddodi

clorineiddio

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa gam o'r broses puro dwr sy'n cael gwared ar ddarnau mawr?

hidlydd

gwaddodi

clorineiddio

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa gam o'r broses puro dwr sy'n cael gwared ar ddarnau bach?

hidlydd

gwaddodi

clorineiddio

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Pa bethau sydd angen tynnu o ddwr afon i allu ei yfed? Ticiwch pob un sy'n berthnasol

bacteria

sbwriel

dail a cherrig

halen

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Yn wahanol i ddwr afon, mae dwr y mor yn cynnwys ___ sydd angen tynnu

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa dechneg sy'n gwahanu dwr a halen?

llosgi

distyllu

puro

berwi

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Berwbwynt dwr yw ___ gradd selsiws

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Beth yw ystyr dihalwyno?

Tynnu bacteria o ddwr y mor

Tynnu halen o ddwr y mor

Tynnu halen o ddwr pur

Rhoi clorin mewn dwr