Choose one question. Mark water level before and after experiment. Take video or take photos (before and after) of your experiments at home. What is the water level change? Increase / decrease / The same? by Tse Chun Nok謝諄諾

The water level didn’t change.

2025-10-17 11:11:09 UTC

2025-10-17 11:11:26 UTC

2025-10-17 11:18:00 UTC

6D26

2025-10-17 12:06:45 UTC

6D26

2025-10-17 12:07:09 UTC

6D26

5D Lee Yik Hin Jayvion 13

jacqusdragon — 2025-10-17 13:28:27 UTC

Didn’t change

Increase

s2020197_7 — 2025-10-18 02:20:03 UTC

6D 24

2025-10-18 03:54:48 UTC

Kam Wa Ho,Hugo

2025-10-18 07:40:53 UTC

Matthew

2025-10-18 09:41:15 UTC

6D (1)

2025-10-18 14:24:31 UTC

6d (1)

2025-10-18 14:26:43 UTC

The water level didn’t chasnge

6D (1)

2025-10-18 14:28:28 UTC

The water level did not change

6D(1)

2025-10-18 14:29:46 UTC

This is did not put a toy the water level

6D (1)

2025-10-18 14:30:31 UTC

This is the toy put on the water level

6D (1)

2025-10-18 14:32:43 UTC

Before put the eraser

6D(1)

2025-10-18 14:33:25 UTC

After put the eraser

6D)(1)

2025-10-18 14:36:10 UTC

6D 23

2025-10-18 15:15:09 UTC

上升

6D 23

2025-10-18 15:16:15 UTC

不變

6D 23

2025-10-18 15:16:54 UTC

不變

6D 23

2025-10-18 15:17:42 UTC

上升

6D 23

2025-10-18 15:23:59 UTC

上升

6D 23

2025-10-18 15:25:04 UTC

不變

6D(10)Andrew

2025-10-19 03:38:14 UTC

6D11

s2020018_26 — 2025-10-19 04:20:18 UTC

一樣

2025-10-19 09:09:56 UTC

一樣

2025-10-19 09:13:41 UTC

減少

2025-10-19 09:14:42 UTC

增加

2025-10-19 09:15:46 UTC

增加

2025-10-19 09:16:18 UTC

一樣

2025-10-19 09:16:56 UTC

6D 22 Gloria

s202009612 — 2025-10-19 09:31:02 UTC

上升

Wong Yin Chi,Ginna 6D (21)

Ginnalove1124 — 2025-10-19 09:55:14 UTC

The water level has been change.

Zachary 5D (19)

2025-10-19 10:48:34 UTC

Yuen Yuk Laam

2025-10-19 11:38:47 UTC

Before 150ml

Yuen Yuk Laam

2025-10-19 11:39:59 UTC

Decrease 10ml

6D25 Yuen Yuk Laam

2025-10-19 11:42:55 UTC

Increase, from 150ml to 180ml

2025-10-19 11:50:05 UTC

Felice

2025-10-19 13:22:46 UTC

Do not change

Felice

2025-10-19 13:23:23 UTC

Do not change

Felice

2025-10-19 13:24:01 UTC

Do not change

Felice

2025-10-19 13:24:30 UTC

Change

Felice

2025-10-19 13:25:08 UTC

Change

Aliyah

s2020088_22 — 2025-10-19 14:39:01 UTC

Hinson

2025-10-19 14:55:24 UTC

100mL →130mL

Hinson

2025-10-19 14:58:21 UTC

the water level not change

Hinson

2025-10-19 15:00:29 UTC

減少了

Hinson

2025-10-19 15:03:22 UTC

100 mL→120mL

Hinson

2025-10-19 15:06:45 UTC

100mL →140mL

Hinson

2025-10-19 15:12:01 UTC

The Water Level not change

2025-10-20 09:15:33 UTC

6D 2

Hannah

2025-10-20 12:05:45 UTC

s202000522 — 2025-10-21 22:29:58 UTC