1/5多选题
难度：
1.
通过浮力测量固体密度我们讲过两种方法,分别是什么
| A | 双漂法 |
| B | 双提法 |
| C | 一漂一压法 |
| D | 双压法 |
- 提示1：
- PHA+5o+Q5Lik5qyhPC9wPg==
- 提示2：
- PHA+5ryC5LiA5qyh5Y6L5LiA5qyhPC9wPg==
正确答案：QixD
PHA+5pys6K++56iL5Li76KaB6K6y5LqG5Lik56eN5pa55rOVLOS4gOenjeaYr+eJqeS9k+WvhuW6puavlOawtOWvhuW6puWkp+eahCznlKjlj4zmj5Dms5Uu5Y+m5LiA56eN5piv54mp5L2T5a+G5bqm5q+U5rC05a+G5bqm5bCP55qELOeUqOS4gOWOi+S4gOa8guazlS48L3A+
2/5单选题
难度：
2.
双提法适合测哪种物体的密度()
| A | 测量密度小于水的固体 |
| B | 测量所有固体 |
| C | 测量密度大于水的固体 |
| D | 测量所有液体 |
- 提示1：
- PHA+5Y+M5o+Q5rOV5Y+v5Lul5rWL5Ye66YeN5YqbLOmcgOimgeaxguino+eahOaYr+S9k+enrzwvcD4=
- 提示2：
- PHA+5omA5Lul5b+F6aG754mp5L2T5a+G5bqm5aSn5LqO5ray5L2T5a+G5bqmLOa1uOayoeWQjlY8c3ViPuaOkjwvc3ViPuetieS6jlY8c3ViPueJqTwvc3ViPizmiY3og73msYLlh7rniankvZPkvZPnp688L3A+
正确答案：Qw==
PHA+5Y+M5o+Q5rOV5Y+v5Lul5rWL5Ye66YeN5YqbLOmcgOimgeaxguino+eahOaYr+S9k+enrywg5omA5Lul5b+F6aG754mp5L2T5a+G5bqm5aSn5LqO5rC055qE5a+G5bqmLOa1uOayoeWQjlY8c3ViPuaOkjwvc3ViPuetieS6jlY8c3ViPueJqTwvc3ViPizmiY3og73msYLlh7rniankvZPkvZPnp6/jgILlpoLmnpzniankvZPlr4bluqblsI/kuo7msLTnmoTlr4bluqbvvIzliJnkvJrmvILmta7vvIzkuI3pnIDopoHmj5DjgILmtYvkuI3lh7rmlbDmja7jgII8YnI+PC9wPjxwPjxicj48L3A+
3/5单选题
难度：
3.一漂一压法适合测哪种物体的密度()
| A | 测量密度小于水的固体 |
| B | 测量所有固体 |
| C | 测量密度大于水的固体 |
| D | 测量所有液体 |
- 提示1：
- IOS4gOa8guWPr+S7pemAmui/h+a8gua1ruaxguWHuueJqeS9k+mHjeWKmw==
- 提示2：
- IOS4gOWOi+WPr+S7pemAmui/h+a1uOayoeS9k+enr+axguWHuueJqeS9k+S9k+enrw==
正确答案：QQ==
5LiA5ryC5Y+v5Lul6YCa6L+H5ryC5rWu5rGC5Ye654mp5L2T6YeN5Yqb77yM5LiA5Y6L5Y+v5Lul6YCa6L+H5rW45rKh5L2T56ev5rGC5Ye654mp5L2T5L2T56ev44CC5aaC5p6c5Zu65L2T5a+G5bqm5aSn5LqO5rC055qE5a+G5bqm5YiZ5LiN6ZyA6KaB5Y6L55u05o6l5rKJ5bqV44CC
4/5单选题
难度：
4.所谓双提法,是提物体两次,这两次如何提()
| A | 都在水中提 |
| B | 都在空气中提 |
| C | 一次在空气中提一次在水中提 |
- 提示1：
- IOesrOS4gOasoeaPkOa1i+mHjeWKmyw=
- 提示2：
- IOS4pOasoeaPkOekuuaVsOS5i+W3ruaxguS9k+enrw==
- 提示3：
- IOmAmui/h+mHjeWKm+WSjOS9k+enr+axguWvhuW6pg==
正确答案：Qw==
56ys5LiA5qyh5Zyo56m65rCU5Lit5o+QLOa1i+mHjeWKmyzpgJrov4fph43lipvmsYLotKjph48u56ys5LqM5qyh5rW45rKh5Yiw5rC05Lit5YaN5o+QLOS4pOasoeekuuaVsOS5i+W3ruaYr+a1ruWKmyzpgJrov4fmta7lipvlj6/ku6XorqHnrpflh7rniankvZPnmoTkvZPnp68s55+l6YGT6LSo6YeP55+l6YGT5L2T56ev5Y+v5Lul5rGC6Kej5a+G5bqmLg==
5/5单选题
难度：
5.
一个物体在空气中测量重力是60N，放在水中全部浸没测量拉力是30N，则物体密度是（）
| A |
|
| B |
|
| C |
|
| D |
|
- 提示1：
- PHA+6YCa6L+H6YeN5Yqb5Y+v5Lul5rGC6LSo6YePPC9wPg==
- 提示2：
- PHA+5Lik5qyh5ouJ5Yqb5LmL5beu5piv5rWu5Yqb77yM6YCa6L+H5rWu5Yqb5Y+v5Lul5rGC5L2T56evPC9wPg==
- 提示3：
- PHA+55+l6YGT6LSo6YeP55+l6YGT5L2T56ev5Y+v5Lul5rGC5a+G5bqmPC9wPg==
正确答案：RA==
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