Section 3
Self-Test Quiz
自測小考 · Topic 2 Questions
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Part A — Word Warrior
Match each English word to its Chinese meaning. 連連看。
6 pts
A2 — Rocket Words
Match each rocket word to its Chinese meaning. 火箭詞彙連連看。
| English | 中文 |
| 1. air rocket | |
| 2. launch | |
| 3. air pressure | |
| 4. gravity | |
| 5. launch angle | |
| 6. trajectory | |
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Part B — Sentence Builder
Choose the best word. 選出最適合的單字。
4 pts
B2
More _______ in the launcher gives the rocket a stronger push and longer flight.
發射器中更多的_______(氣壓)讓火箭飛得更遠。
B4
A 45° launch angle gives the _______ flight distance on flat ground.
在平地上,45° 的發射角度可達_______的飛行距離。
B5
"Our result shows that 45° gives the longest distance." — What is this?
「Our result shows that…」這個句型是用來做什麼的?
B
Giving a safety warning(提出安全警告)
C
Reporting an experimental result(報告實驗結果)
D
Introducing yourself(自我介紹)
B6
Which sentence is the BEST way to share Taiwan's science culture with a Filipino classmate?
哪個句子最適合向菲律賓同學分享台灣的科學文化?
B
"Taiwan is better than the Philippines."
C
"In Taiwan, we use GIGO kits for robotics. Do you have science clubs at your school?"
D
"Be careful when you launch the rocket."
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Part C — Fill in the Blank
Write the correct word from the word bank. 填入正確的英文單字。
5 pts
Word Bank 單字庫:
fins | gravity | variable | launch | collaborate
C4
The at the tail of the rocket keep it flying straight and stable.
火箭尾部的____(尾翼)讓它保持直線穩定飛行。
C5
pulls the rocket back toward Earth after it is launched.
____(重力)在火箭發射後將它拉回地球。
C6
The launch angle is the we change to test how it affects flight distance.
發射角度是我們改變的____(變因),測試它如何影響飛行距離。
C7
Ready? 5, 4, 3, 2, 1 — ! The rocket flew 8 meters.
準備好了嗎?5、4、3、2、1——____(發射)!火箭飛了 8 公尺。
C8
To succeed in science activities, students must and share their ideas with the team.
為了在科學活動中成功,學生必須____(合作)並與團隊分享想法。
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Part D — Philippines Challenge
True or False — Is each statement correct? 判斷敘述是否正確。
2 pts
D1
A launch angle of 45° gives the maximum flight distance for an air rocket on flat ground.
在平地上,45° 的發射角度可達到空氣火箭最遠的飛行距離。
D4
Gravity pulls objects upward, so rockets can fly higher when gravity is stronger.
重力向上拉,所以重力越強火箭飛得越高。