國中 解答

關於磁力線的敘述,請問下列何者有誤?

關於兩條平行且通有同方向電流的長直導線,下列敘述何者正確?

阿瑜將兩磁棒的一端各吸住一支螺絲釘(如下圖),當兩磁棒互相接近至接觸時,此兩支螺絲釘所受的磁力變化 為何?

題組三 陞陞班上共有40人,某天他進行班上同學的鄉土語言能力調查,發現能講流利臺語的人數有24人,能講流 利客家語的人數有6人,兩種語言都流利的人數有2人,若老師任意抽一人,則請問: 兩種語言都不流利的人有多少?

這11位乘客年齡的四分位距為何?

題組二 某開往市區的公車上坐了11位乘客,其年齡(單位:歲) 分別為65、10、22、18、30、45、38、54、43、46、47歲,請問: 這11位乘客年齡的全距為何?

圖形平移後的二次函數為何?

(戊) y=15+9x-x2,開口向上的共有幾個?

工年齡的Q1為多少?

右圖為根據甲、乙兩校學生數學模擬考成績所作的盒狀圖,若甲、乙兩校學生人數相等, 且甲校的鳴人和乙校的愛羅都考了87分,試問誰的名次排名比較前面?

右圖是九年二班某次段考數學分數的次數分配直方圖,則該班分數的中位數位在

將一個二次函數的圖形向上平移時會有下列何種改變?

「陳教授一生專研《紅樓夢》,成就無人能及,真可稱得上是紅學界的□□□□。」請問□□□□應填入什麼成語?

下列哪一個詞語可以形容「可以同生死、共患難的朋友」?

Emily is going to visit London, but she can’t remember her flight number. She only knows that her plane takes off at 6:15. What’s her flight number?

Howard is going to take the flight to Hong Kong. It’s 5:30 p.m. now. How long should he wait before his airplane takes off?

Kathrine’s story became hot news the next day. And she didn’t stop fighting for a woman’s right to __29.__ marathons after that. In 1972, the Boston Marathon became the first race to allow women runners. In 2017, Kathrine ran the race again. She said, “Women came to me, crying for joy because running __30.__ their lives. Now they feel they can do anything.” Boston 波士頓、marathon 馬拉松、include 包含、college 大學、coach 教練、sign up 報名參加 26.

Either you or I turn off all the lights before we leave the classroom.

The dishes ______ were made by my aunt _______ very delicious. She is really a good cook.

The students ________ their homework every day get better grades.

Jackson has to be home this Sunday, and I. So, we can’t go to the movies with you.

John will stay with his sister ______ he ______ an apartment.

William always ______ me helping hand when I’m in trouble. He is my best friend.

According to the study, most teenagers learn news from the Internet which is the only ______ of getting information.