以下哪項有關力的敘述是「不正確」的?

I.S

Quiz
•
Science
•
8th Grade
•
Hard
tsunyin kwong
Used 8+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
力能改變物體的速率。
力能改變物體的移動方向。
力能改變物體的質量。
力能使移動中的物體停止。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我們以較長的箭號來表示較大的力。
+
—
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
物體之間存在一種是物體互相吸引的力,稱為xx 。
4.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
物體的xx是指該物體含有物質的多少,物體的xx是指作用在該物體上的重力。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
一個彈簧秤正用來量度一個筆袋的重量,右圖顯示彈簧秤上的讀數。這個筆袋的重量是多少?
1.2 N
1.2 g
120 N
120 g
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
你總是成對出現的,這對力稱為xx和xx對。
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
作用力和反作用力的方向xx,大小xx。
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