2026届高三第一学期开学摸底考试[26010C]生物试题
2026届高三第一学期开学摸底考试[26010C]生物试题于2025-08-28发布,目前已经汇总了2026届高三第一学期开学摸底考试[26010C]生物试题的各科答案和试卷,更多试卷答案请关注本网站。

本文从以下几个角度介绍。
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2026届高三第一学期开学摸底考试[26010C]地理试题
2026届高三第一学期开学摸底考试[26010C]生物试题
The Double Ninth Festival, or the Chongyang Festival, is a special day ______ (appreciate) and care for elderly people.
People usually climb mountains, enjoy pretty chrysanthemum flowers, and eat tasty Chongyang cakes on this day. It's a time ______ (be) with family, have fun outside, and show love for the elderly.
Christmas, a widely ______ (celebrate) holiday in Western countries, is on December 25th.
During Christmas, people set up Christmas trees, exchange presents, sing Christmas songs, have big meals, and go to parties. It's a special time when children ______ (get) presents from family, friends, and Santa Claus.
Holi, an important festival in India, is celebrated in almost every part of the country. On the day of Holi, people play with colorful paint and fabrics with their friends and families. It is a day for people ______ (forgive), forget past wrongdoings, and start anew.
Tomatina, a famous festival in Spain, is on a Wednesday at the end of August. Thousands of people join a tomato fight. There is music, dancing, and fireworks. Everyone ______ (enjoy) themselves.
Thanksgiving is a harvest festival celebrated in Canada and the United States. In Canada, it is on the second Monday of October, while in the U.S., it is on the fourth Thursday of November. Families always get together ______ (celebrate) it with a big dinner, usually including turkey.
1、2026届高三第一学期开学摸底 [26010C]物理试题
3、2026届高三第一学期开学摸底考试[26010C]化学试题
1、2026届高三第一学期开学摸底考试[26010C]数学试题
1、2026届高三第一学期开学摸底考试[26010C]物理试题
1、2026届高三第一学期开学摸底考试[26010C]数学试题
D.根据玻尔原子理论的基本假设,电子在跃迁时吸收或放出的光子的频率,由跃迁的能级差决定,D错误。选A。
2.【答案】D
【详解】由万有引力和重力的关系有,结合密度定义,A错误;卫星在轨道上运动时万有引力为它受到的合力,有,解得,B错误;组合体在运动过程中有,解得,C错误;合体在运动过程中有,解得,D正确。
3.【答案】B
【详解】运动员从A点到B点的运动情况如图甲所示,根据几何知识得 ,解得 ,可知运动员在空中飞行的时间与初速度 成正比,故A正确,不符合题意;运动员的合位移为 ,可知A、B的距离与初速度 的平方成正比,故B错误,符合题意;设运动员的速度与水平方向夹角为 ,根据平抛运动的推论有 ,可知落在B点的速度方向不变,故C正确,不符合题意;初速度分解如图乙所示,垂直斜坡的分速度为 ,重力沿垂直斜坡的分量为 ,则沿垂直斜坡的加速度为 ,运动员在空中距斜坡最大距离为 ,可知在空中距斜坡最大距离与初速度 的平方成正比,故D正确,不符合题意.
【关键点拨】平抛与斜面模型的特点
(1)当小球的速度方向与斜面平行时,小球离斜面最远;
2026届高三第一学期开学摸底考试[26010C]化学答案
