本课配套习题挑战模式1/5
A: 新鲜大白菜会慢慢变干 |
B: 冰棒刚从冰箱中取出时冒“白气” |
C: 在皮肤上擦酒精会感到凉 |
D: 水壶中的水烧开后冒“白气” |
- 提示1:IOeJqei0qOS7jua2suaAgeWPmOS4uuawlOaAgeeahOi/h+eoi++8jOWPq+axveWMlg==
- 提示2:IOaxveWMlui/h+eoi+imgeWQuOaUtueDremHjw==
- 提示3:IOWGsOajkuWImuS7juWGsOeuseS4reWPluWHuuaXtuWGkuKAnOeZveawlOKAne+8jOaYr+eUseS6juepuuawlOS4reeahOawtOiSuOawlOmBh+WGt+a2suWMlg==
- 答案:Qg==
PGRpdj7mlrDpspzlpKfnmb3oj5zkvJrmhaLmhaLlj5jlubIsIOWcqOearuiCpOS4iuaTpumFkueyvuS8muaEn+WIsOWHie+8jOaYr+iSuOWPkSzlsZ7kuo7msb3ljJbvvJvlhrDmo5LliJrku47lhrDnrrHkuK3lj5blh7rml7blhpLigJznmb3msJTigJ3vvIzmmK/mtrLljJbvvIxC6YCJ6aG56ZSZ6K+v77yb5rC05aO25Lit55qE5rC054On5byA5ZCO5YaS4oCc55m95rCU4oCd77yM5piv5YWI5rG95YyW5ZCO5ray5YyW55qE6L+H56iL77yM6aKY5Lit6ZyA6KaB6YCJ5Ye65LiN5YyF5ZCr5ray5YyW55qE6YCJ6aG577yM5YiZQuato+ehrjwvZGl2Pg==
本课配套习题挑战模式2/5
A: 新鲜的蔬菜的叶子会慢慢蔫了 |
B: 冰棒从冰箱中取出时冒“白气” |
C: 酒精擦在皮肤上会感到凉 |
D: 一杯水打翻在地,过会就干了 |
- 提示1:IOeJqei0qOS7jua2suaAgeWPmOS4uuawlOaAgeeahOi/h+eoi++8jOWPq+axveWMlg==
- 提示2:IOaxveWMlui/h+eoi+imgeWQuOaUtueDremHjw==
- 提示3:IOWGsOajkuWImuS7juWGsOeuseS4reWPluWHuuaXtuWGkuKAnOeZveawlOKAne+8jOaYr+eUseS6juepuuawlOS4reeahOawtOiSuOawlOmBh+WGt+a2suWMlg==
- 答案:Qg==
PGRpdj7mlrDpspznmoTolKzoj5znmoTlj7blrZDkvJrmhaLmhaLolKvkuobvvJvphZLnsr7mk6blnKjnmq7ogqTkuIrkvJrmhJ/liLDlh4nvvJvkuIDmna/msLTmiZPnv7vlnKjlnLDvvIzov4fkvJrlsLHlubLkuobvvJvpg73mmK/msb3ljJbnjrDosaHvvJvlhrDmo5Lku47lhrDnrrHkuK3lj5blh7rml7blhpLigJznmb3msJTigJ3mmK/mtrLljJbnjrDosaHvvIzliJnpgInpoblC56ym5ZCI6aKY5oSPPC9kaXY+
本课配套习题挑战模式3/5
A: 夏天,在地上酒水会感到凉快 |
B: 刚从游泳池上来的人会感到冷 |
C: 天热时,狗伸长舌头进行散热 |
D: 冰熔化时,从外界吸热,温度不变 |
- 提示1:IOiSuOWPkeWQuOeDre+8jOWFt+acieWItuWGt+S9nOeUqA==
- 答案:RA==
PGRpdj7okrjlj5HlkLjng63vvIzlhbfmnInliLblhrfkvZznlKjvvIxB44CBQuOAgUPpgInpobnmmK/okrjlj5HlkLjng63vvIxE6YCJ6aG55piv54aU5YyW6L+H56iL5ZC454Ot77yMROmAiemhueespuWQiOmimOaEjzwvZGl2Pg==
本课配套习题挑战模式4/5
A: 水的温度有关 |
B: 水的表面积有关 |
C: 水上方空气的流速有关 |
D: 上述三个因索都有关 |
- 提示1:IOW9seWTjeiSuOWPkeW/q+aFoueahOWboOe0oOacie+8mua2suS9k+a4qeW6pumrmOS9ju+8m+a2suS9k+ihqOmdouenr+Wkp+Wwj++8m+a2suS9k+ihqOmdouepuuawlOa1geWKqOmAn+W6puW/q+aFog==
- 提示2:IOWmguWbvuaJgOekuuWunumqjOS4re+8jOeglOeptuW9seWTjeiSuOWPkeW/q+aFoueahOWboOe0oO+8mua2suS9k+a4qeW6pumrmOS9jg==
- 答案:QQ==
PGRpdj7phZLnsr7nga/liqDng63vvIznjrvnkoPniYfkuIrnmoTmsLTlubLnmoTlv6vvvIzor7TmmI7okrjlj5HnmoTlv6vmhaLkuI7muKnluqbmnInlhbPvvIxB5q2j56GuPC9kaXY+
本课配套习题挑战模式5/5
如图所示的情景,是研究蒸发快慢与哪些因素有关的探究过程,这个探究方案中①图(a)是研究蒸发快慢与液体表面积大小关系的②图(b)是研究蒸发快慢与温度高低关系的③图(c)是研究蒸发快慢与液体表面附近气流快慢关系的④整个过程中是利用“控制变量法”和“对比法”进行探究的以上说法正确的是( )
A: 只有①② |
B: 只有③④ |
C: 只有①②③ |
D: ①②③④均正确 |
- 提示1:PHA+5b2x5ZON6JK45Y+R5b+r5oWi55qE5Zug57Sg5pyJ77ya5ray5L2T5rip5bqm6auY5L2O77yb5ray5L2T6KGo6Z2i56ev5aSn5bCP77yb5ray5L2T6KGo6Z2i56m65rCU5rWB5Yqo6YCf5bqm5b+r5oWiPC9wPg==
- 提示2:PHA+5a6e6aqM5o6i56m25Lit6KaB5rOo5oSP5o6n5Yi25Y+Y6YeP5rOV55qE5bqU55So77yM6L+Q55So5a+55q+U5rOV6L+b6KGM5q+U6L6DPC9wPg==
- 答案:RA==
PGRpdj7lvbHlk43okrjlj5Hlv6vmhaLnmoTlm6DntKDmnInvvJrmtrLkvZPmuKnluqbpq5jkvY7vvJvmtrLkvZPooajpnaLnp6/lpKflsI/vvJvmtrLkvZPooajpnaLnqbrmsJTmtYHliqjpgJ/luqblv6vmhaLvvIzlrp7pqozmjqLnqbbkuK3opoHms6jmhI/mjqfliLblj5jph4/ms5XnmoTlupTnlKjvvIzov5DnlKjlr7nmr5Tms5Xov5vooYzmr5TovoPvvIzikaDikaHikaLikaPlnYfmraPnoa48YnI+PC9kaXY+