國中 解答

附圖(一)、附圖(二)為甲導體、乙導體的電流I與電壓V的關係圖。若將甲、乙接成附圖(三)時,安培計的讀數恰為0.3安培,則電池的電壓為多少伏特?

如附圖所示,若四個電路所使用的燈泡及電池均相同,則哪一個燈泡最亮?

取三個相同規格的燈泡,將B、C燈泡並聯後再和A燈泡串聯,並接上9伏特的電池,如附圖所示。若A燈泡測得的電壓為3伏特,則B燈泡的電壓應為多少伏特?

導線中在2分鐘內有60庫侖的電量通過,則流經該導線的電流大小為何?

如下圖,將甲、乙、丙三個燈泡連接成下列四個電路,若取下甲燈泡後,電路中的乙、丙兩個燈泡仍然會發光的是哪些?

鈉離子(Na+)所帶電量為何?

鈉離子(Na+)中的所有中子共帶多少電量?

鈉離子(Na+)中的所有電子共帶多少電量?

鈉離子(Na+)中的所有質子共帶多少電量?

最後負電荷是如何分布於球體的?

To always __15__ me __15___ the day And make it okay, I miss you 15.

To always __15__ me __15___ the day And make it okay, I miss you 14.

To always __15__ me __15___ the day And make it okay, I miss you 13.

To always __15__ me __15___ the day And make it okay, I miss you 12.

To always __15__ me __15___ the day And make it okay, I miss you 11.

How will the weather be tomorrow morning?

Why did Angelica invite her friends?

How will Mia go to the zoo?

Where is Mike now?

Which is NOT on the corner of Smile Road and Second Street?

Which is NOT on Smile Road?

A:How’s the weather in Tainan today? B:____________

Ben Stiller is my favorite actor. I can’t wait _________ his popular movie, Night at the museum.

Many people _______ the ship to __________ the river. It’s fast.