[学科网]2025届高三4月大联考化学(河北卷)答案

2025-04-15 00:00:00 试题答案 3℃ 0

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本文从以下几个角度介绍。

[学科网]2025届高三4月大联考政治(河北卷)试题

[学科网]2025届高三4月大联考化学(河北卷)试题

The daughter said nothing about the film and the boy. The mother really would like to know something about them. “Who is that boy ” Daughter was stunned (发愣) for a moment. “Ah, it’s my monitor. He gave me a lift on his way home. Mum I’m going to bed.” The daughter answered in careful words. “All right. Go to sleep early.”
The next morning when the mother went to daughter’s room to do some tidying, she found her diary left on her bed. After a few minutes’ hesitation (犹豫), she opened it to the right page. It reads: “Mum, it’s love that made you ask, but it would show your understanding of me if you hadn’t.” Holding the diary, the mother fell into thought.
31.Mary’s mother ________ since last year.
A. has got anxious about her daughter
B. has been a mystery
C. has become closed
D. has had no secrets from her daughter

6、[学科网]2025届高三4月大联考 (河北卷)答案

3、[学科网]2025届高三4月大联考化学(河北卷)答案

3、[学科网]2025届高三4月大联考生物(河北卷)试题

6、[学科网]2025届高三4月大联考历史(河北卷)答案

六、综合题（本题共2个小题，第23题8分，第24题8分；共16分。）
23．（8分）一只羽毛球的重力为0.05N，它在空中飞行时受到的空气阻力始终与运动方向相反，大小恒为0.02N，如图所示，求：
(1)羽毛球竖直向上运动时受到的合力大小；（4分）
(2)合力的方向。（4分）
24．（8分）质量为100kg的物体在一个水平向右的拉力F的作用下，沿水平地面以0.2m/s的速度做匀速直线运动，已知物体受到的摩擦力是它本身受到重力的0.2。已知g取10N/kg，求：
(1)物体的重力。（2分）
(2)木块受到的拉力。（3分）

[学科网]2025届高三4月大联考生物(河北卷)答案

第1章　第3节　第1课时　物质的量　摩尔质量（课件学案练习共3份）鲁科版（2019）必修第一册

湖北省楚天协作体2024-2025高二下学期4月期中生物试题（答案）