Ŀ
СǿͬѧΪ˲ijҺܶȣʵ飺
(1)ʵݵĹʽǣ____________
(2)ȷ˳ڿ__________________________
AձвˮͲͲˮV
Bڱϣƽĸʹƽ⣻
Cݹʽ=m/VˮܶȦ
Dƽձʣˮm2
EͲеˮm=m1-m2
Fƽˮƽ̨ϣ
Gڲеˮƽˮm1
(3)ͼʾ뽫ͼнд±___________
һ60Nӷˮƽϣܵ8NˮƽδʱܵĦ_______ѡڡڡСڡ8NΪ˰ȫڵĽγһ㶼аȫңȫһڳӷײʱԶڵ˲_______ײ
1ͼܴ̽СЩйصʵװãʵͨ_____ȽСܴС
2ͼAB֮벻ͬĽ˿̽СӰأʵͨ_____ȷıȽϵС
3ͼʵͨ_____Ƚϵ繦١
ͼСӵĵ·رպϺֵL2L1ڸõ·ȷǣ
A. ͨL2ĵL1ĵ
B. L2ĵL1ĵ
C. L2˵ѹL1˵ѹС
D. L2ʵʹʱL1ʵʹС
ͼʾУڹǣ
A. ¥
B. Ŵͼ
C. ϵIJʺ
D. ʳγ
QǵλʱͨijͼˮBAʱΪtˮٶΪvںΪSĶ壬Q =____________ҪڡSvtѡĸɱʽ
㽭ѧƳĿǰᡱĹϩȫ̼100cm3СġȡڹβͲϣϸIJһ㶼ûбѹ䣬ͼʾѹС֮ҲѸٸԭжϣپ______С_____õص㣮һΪ100cm3ġȫֻ̼0.016gܶΪ______g/cm3
38աŮڡСͨԼΪ
A. 10g B. 20g C. 100g D. 200g
Сڹ⻬ˮƽٹСĶ________(ӡС䡱)________(ӡС䡱)________(û)С