使用彈簧秤測量物體重量時,需要注意什麼事項?

自然期中複習2

Quiz
•
Physics
•
6th Grade
•
Easy
新生國小 張昭陽
Used 3+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
未掛重物時,指針要歸零
不使用時可以一直掛著重物
上、下端可以顛倒使用
彈簧秤可以測量所有的重物
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
腳踏車的的哪一個構造是屬於費力的裝置?
腳踏板帶動大齒輪
大齒輪帶動小齒輪
小齒輪帶動後車輪
後車輪帶動前車輪
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
手往下拉多少距離,物體就移動多少距離,是屬於哪種裝置?
輪軸
齒輪組
動滑輪
定滑輪
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
要使槓桿保持平衡時,手施的力量及抗力臂距離不變,施力臂愈長,抗力點上的重物要如何改變?
變重
變輕
不會改
先變輕再變重
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
何者是較費力的工具?
以輪帶軸
以軸帶輪
滑輪組
齒輪組
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
輪的半徑是軸的兩倍,輪軸同步運轉時,輪轉一圈,軸會轉幾圈?
半圈
一圈
一圈半
兩圈
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
進行輪軸實驗時,如果想將重物拉起,輪和軸上的白色棉線應該要如何纏繞?
隨便纏繞即可
纏繞方向要相同
改用彈力繩纏繞
纏繞方向要相反
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