中学生网络课堂本课配套习题挑战模式1/5
单选题
难度系数：
1.
一物体的质量是2kg，用手按在水中浸没时受到的浮力是40N，则物体密度是（ ）
| A: 0.5×103千克/米3 |
| B: 0.75×103千克/米3 |
| C: 2×103千克/米3 |
| D: 1.5×103千克/米3 |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5qC55o2uPGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0ZELzgzL3JCQUNGRk1KN0l6VEU1bHZBQUFEQWdOSlRQQTc4Ny5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRkQvODMvckJBQ0ZGTUo3SXpURTVsdkFBQURBZ05KVFBBNzg3LnBuZyIgaGVpZ2h0PSI0MiIgd2lkdGg9IjUxIj7mib7liLDniankvZPph43lipvvvIzniankvZPmta7lipvlkozmtrLkvZPlr4bluqbjgII8L3A+
- 提示2：PHA+6YeN5Yqb5pivMjBO77yM5rWu5Yqb5pivNDBO77yM5ray5L2T5piv5rC044CCPC9wPg==
- 提示3：PHA+5Luj5YWl5YWs5byP5rGC6Kej44CCPC9wPg==
- 答案：QQ==
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
本课配套习题挑战模式2/5
单选题
难度系数：
2.
弹簧秤下挂一个物体，弹簧秤的示数为a，如果把物体浸没在水中，读出弹簧秤的示数为a/4，那么这个物体的密度是（ ）
| A: 0.25×103千克/米3 |
| B: 0.75×103千克/米3 |
| C: 1.33×103千克/米3 |
| D: 4×103千克/米3 |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5qC55o2uPGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0ZELzgzL3JCQUNGRk1KN0l6VEU1bHZBQUFEQWdOSlRQQTc4Ny5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRkQvODMvckJBQ0ZGTUo3SXpURTVsdkFBQURBZ05KVFBBNzg3LnBuZyIgaGVpZ2h0PSI0MiIgd2lkdGg9IjUxIj7mib7liLDniankvZPph43lipvvvIzniankvZPmta7lipvlkozmtrLkvZPlr4bluqbjgII8L3A+
- 提示2：PHA+6YeN5Yqb5pivYe+8jOa1ruWKm+aYr2EtYS8077yM5ray5L2T5piv5rC044CCPC9wPg==
- 提示3：PHA+5Luj5YWl5YWs5byP5rGC6Kej44CCPC9wPg==
- 答案：Qw==
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
本课配套习题挑战模式3/5
单选题
难度系数：
3.弹簧秤下挂物体，将物体浸没水中，弹簧秤的示数是物体在空气中称时的1/3，这个物体的密度是（ ）
| A: 0.3×103千克/米3 |
| B: 1.5×103千克/米3 |
| C: 0.67×103千克/米3 |
| D: 3×103千克/米3 |
一次做对，真牛！
+5奖励规则>
- 提示1：IOagueaNrjxpbWcgd2lkdGg9NTEgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRkQvODMvckJBQ0ZGTUo3SXpURTVsdkFBQURBZ05KVFBBNzg3LnBuZyI+5om+5Yiw54mp5L2T6YeN5Yqb77yM54mp5L2T5rWu5Yqb5ZKM5ray5L2T5a+G5bqm44CC
- 提示2：IOmHjeWKm+aYrzHvvIzmta7lipvmmK8xLTEvM++8jOa2suS9k+aYr+awtOOAgg==
- 提示3：IOS7o+WFpeWFrOW8j+axguino+OAgg==
- 答案：Qg==
PGRpdj7moLnmja48aW1nIHdpZHRoPTUxIGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0ZELzgzL3JCQUNGRk1KN0l6VEU1bHZBQUFEQWdOSlRQQTc4Ny5wbmciPiwg5Luj5YWlPGltZyB3aWR0aD01MSBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9GRC84My9yQkFDRkZNSjdKS0QzeTFaQUFBQ2toeTdsTE0yNjEucG5nIj7jgILmiYDku6U8aW1nIHdpZHRoPTg3IGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzIwLzZEL3JCQUNFMU1KN0pMZzQwSVNBQUFDR1JKTG9vQTg4Ny5wbmciPuOAgjwvZGl2Pg==
本课配套习题挑战模式4/5
单选题
难度系数：
4.
一个物体在空气中称时物重10N，浸没在密度是ρ的液体中称时浮力是5N，这个物体的密度是（ ）
| A: 2ρ |
| B: 0.5ρ |
| C: 1.5ρ |
| D: ρ |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5qC55o2uPGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0ZELzgzL3JCQUNGRk1KN0l6VEU1bHZBQUFEQWdOSlRQQTc4Ny5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRkQvODMvckJBQ0ZGTUo3SXpURTVsdkFBQURBZ05KVFBBNzg3LnBuZyIgaGVpZ2h0PSI0MiIgd2lkdGg9IjUxIj7mib7liLDniankvZPph43lipvvvIzniankvZPmta7lipvlkozmtrLkvZPlr4bluqbjgII8L3A+
- 提示2：PHA+6YeN5Yqb5pivMTBO77yM5rWu5Yqb5pivNU7jgILmtrLkvZPlr4bluqbmmK88c3BhbiBjbGFzcz0ibWF0aHF1aWxsLXJlbmRlcmVkLW1hdGgiIHN0eWxlPSJmb250LXNpemU6MjBweDsiPjxzcGFuIGNsYXNzPSJ0ZXh0YXJlYSI+PHRleHRhcmVhIGRhdGEtY2tlLWVkaXRhYmxlPSIxIiBjb250ZW50ZWRpdGFibGU9ImZhbHNlIj48L3RleHRhcmVhPjwvc3Bhbj48dmFyIG1hdGhxdWlsbC1jb21tYW5kLWlkPSI0Ij7PgTwvdmFyPjwvc3Bhbj48c3Bhbj4gPC9zcGFuPuOAgjwvcD4=
- 提示3：PHA+5Luj5YWl5YWs5byP5rGC6Kej44CCPC9wPg==
- 答案：QQ==
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
本课配套习题挑战模式5/5
单选题
难度系数：
5.
一个物体在空气中称时物重G，浸没在密度是ρ的液体中称时物重为G’，这个物体的密度是（ ）
| A: （G-G’）ρ/G |
| B: G/[ρ（G-G’）] |
| C: Gρ/（G-G’） |
| D: （G-G’）/（ρg） |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5qC55o2uPGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0ZELzgzL3JCQUNGRk1KN0l6VEU1bHZBQUFEQWdOSlRQQTc4Ny5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRkQvODMvckJBQ0ZGTUo3SXpURTVsdkFBQURBZ05KVFBBNzg3LnBuZyIgaGVpZ2h0PSI0MiIgd2lkdGg9IjUxIj7mib7liLDniankvZPph43lipvvvIzniankvZPmta7lipvlkozmtrLkvZPlr4bluqbjgII8L3A+
- 提示2：PHA+6YeN5Yqb5pivR++8jOa1ruWKm+aYr0ctIEfigJnvvIzmtrLkvZPlr4bluqbmmK88c3BhbiBjbGFzcz0ibWF0aHF1aWxsLXJlbmRlcmVkLW1hdGgiIHN0eWxlPSJmb250LXNpemU6MjBweDsiPjxzcGFuIGNsYXNzPSJ0ZXh0YXJlYSI+PHRleHRhcmVhIGRhdGEtY2tlLWVkaXRhYmxlPSIxIiBjb250ZW50ZWRpdGFibGU9ImZhbHNlIj48L3RleHRhcmVhPjwvc3Bhbj48dmFyIG1hdGhxdWlsbC1jb21tYW5kLWlkPSI0Ij7PgTwvdmFyPjwvc3Bhbj48c3Bhbj4mbmJzcDs8L3NwYW4+44CCPC9wPg==
- 提示3：PHA+5Luj5YWl5YWs5byP5rGC6Kej44CCPC9wPg==
- 答案：Qw==
<div>根据<img src="https://p1.qingguo.com/G1/M00/FD/83/rBACFFMJ7IzTE5lvAAADAgNJTPA787.png" data-cke-saved-src="https://p1.qingguo.com/G1/M00/FD/83/rBACFFMJ7IzTE5lvAAADAgNJTPA787.png" height="42" width="51">,代入<img src="https://p1.qingguo.com/G1/M00/FD/84/rBACFFMJ7JeDGchKAAACxkER2cA659.png" data-cke-saved-src="https://p1.qingguo.com/G1/M00/FD/84/rBACFFMJ7JeDGchKAAACxkER2cA659.png" height="42" width="58">。所以<img src="data:image/png;base64,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" data-cke-saved-src="data:image/png;base64,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" alt=""><span class="mathquill-rendered-math" style="font-size:20px;"><span class="textarea"><textarea data-cke-editable="1" contenteditable="false"></textarea></span></span><br></div>
