全港學生STEAM精英挑戰賽2026 – (聖公會白約翰會督中學 – 初中組)

賽前注意事項:

  1. 本次比賽將包含20條選擇題。參賽者需在五個選擇內選一個正確的。
  2. 請老師預留30分鐘的時間用於學生比賽。我們嚴格遵守時間管理，以確保比賽的公平性和效率性。
  3. 請老師和參賽者在比賽期間保持冷靜，不必急於完成。
  4. 一旦進入網頁，計時器將立即開始倒數計時，所以請確保在按下連結之前已經準備妥當。
  5. 每位參賽者只有一次機會進行比賽，請確保在提交答案前仔細確認。重複提交將導致資格被取消，請謹慎操作。
  6. 請在開始後的30分鐘內完成試題。

Pre-match Notes:

  1. This competition will include 20 multiple-choice questions. Participants must choose one correct answer from five options.
  2. Teachers are requested to reserve 30 minutes for the student competition. We strictly adhere to time management to ensure fairness and efficiency.
  3. Teachers and participants are asked to remain calm during the competition and not rush to finish.
  4. Once you enter the webpage, the timer will start counting down immediately, so please make sure you are ready before clicking the link.
  5. Each participant has only one chance to compete; please ensure you double-check your answers before submission. Resubmission will lead to disqualification, so please proceed with caution.
  6. Please complete the questions within 30 minutes after starting.
請輸入密碼。Please enter password.

請先輸入參賽者和家長資料,資料必須與登記比賽申請表的資料一致。之後家長準備好在旁用手機拍攝做提過程，再按下頁開始：
Please enter participant and parent information, the information must be the same as application. Then parent gets ready to take video using mobile phone, then press Next button to start:

1 / 20

What energy is primarily wasted in Traditional Braking Systems (TBS)?
傳統煞車系統（TBS）主要浪費哪種能量？

2 / 20

What is the purpose of a food pyramid?
食物金字塔的目的為何？

3 / 20

What is the volume of a sphere with radius 2 cm? (半徑為 2 cm 的球的體積是多少？)

4 / 20

What is the boiling point of water at sea level? (海平面上水的沸點是多少？)

5 / 20

What force pulls objects toward Earth’s center?
什麼力把物體拉向地心？

6 / 20

Coal power emits 1.04 kg CO₂/kWh, while natural gas emits 0.418 kg CO₂/kWh. How many times worse is coal?
煤電每千瓦小時排放 1.04 kg CO₂，而天然氣每千瓦小時排放 0.418 kg CO₂。煤的排放有多嚴重？

7 / 20

What is the main function of the human skeletal system?
人體骨骼系統的主要功能是什麼？

8 / 20

GPS errors are reduced by: (GPS 錯誤減少的方法是：)

9 / 20

What is 3/4 expressed as a percentage?
3/4 用百分數表示是多少？

10 / 20

In a science experiment, a student named Ming measured the length of an object. His measured value is 30 centimeters, while the actual length is 28 centimeters. Ming wants to understand the accuracy of his measurement.
在一次科學實驗中，學生小明測量了一個物體的長度。他的測量值是 30 厘米，而實際的長度是 28 厘米。小明想要了解他的測量精確度。
(Tips: Error=Measured Value−Actual Value)

11 / 20

To calculate food’s energy content, use: (要計算食物的能量含量，使用：)

12 / 20

What is a variable in programming?
在程式設計中，變數是什麼？

13 / 20

Which of the following is the primary benefit of a balanced diet?
以下哪項是均衡飲食的主要好處？

14 / 20

What is the primary use of GPS? (GPS 的主要用途是什麼？)

15 / 20

Why is safety important in engineering practice?
為什麼安全在工程實踐中很重要？

16 / 20

A distance-measuring app uses angle of depression (θ) and height (h). The formula for distance is:
一個距離測量應用程序使用下視角 (θ) 和高度 (h)。距離的公式是：

17 / 20

What is the formula for the circumference of a circle? (圓的周長公式是什麼？)

18 / 20

Which food is good for low-salt diet?
哪種食物適合低鈉飲食？

19 / 20

Silicone is chosen for kitchen utensils due to its: (矽膠被選為廚房用具是因為它的：)

20 / 20

What does ‘CPU’ stand for? CPU代表什麼?

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