114-B5Ch1-1-路徑長與位移-part1
Quiz
•
Physics
•
9th Grade
•
Practice Problem
•
Medium
楊 秉正
Used 2+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
小惠、小明、小美三個人的位置,如圖所示。下列對小惠位置的描述,何者正確?
小惠在北方 4 公尺處
小惠在東北方 4 公尺處
小惠在小明北方 3 公尺處
小惠在小美東北方 3 公尺處
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
在一直線上,以 O 為原點,O 點的右邊以正數表示,左邊以負數表示,現在有一隻小蟲由直線上 -4 cm 的位置向右爬行 10 cm,試問小蟲到達的位置在哪裡?
+6 cm
+10 cm
+14 cm
-14 cm
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
如圖為四個物體的移動情形,則哪些物體的位移相同?
甲、乙
乙、丙
甲、乙、丙
丙、丁
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
一物體在直線上運動,如圖,由甲向右到乙,再由乙折返移動到丙,則此期間之路徑長及位移分別為下列何項?
28 cm、-4 cm
16 cm、+4 cm
-4 cm、28 cm
+4 cm、16 cm
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
甲、乙、丙在直角座標系中之位置如圖所示,則下列何項正確?
甲的座標是 (8,2)
以甲為原點,則丙的座標是 (4,6)
甲、丙的距離為 10 單位長
以乙為原點,則甲的座標是 (-8,4)
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