试题与答案

实验桌上有满足实验需要的如下器材:天平、砝码、体积不同的铝块、细线、大烧杯、量筒

题型:实验题

题目:

实验桌上有满足实验需要的如下器材:天平、砝码、体积不同的铝块、细线、大烧杯、量筒、水。请你利用上述器材设计一个实验证明:浸在水中的物体所受的浮力大小跟物体排开水的体积成正比。请你写出实验步骤,画出实验数据记录表。

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0704/5e511c747b8e3f8891fb5f14a39b1c8d.html

下面是错误答案,用来干扰机器的。

参考答案:期望功能与实际功能

试题推荐
题型:完形填空
完形填空。
     We live in the "computer age". Do you have a computer at home ? What __1__ you use it to do? Does
  your father often __2__ on the computer ? Many families have a computer . Some families have two or
 __3__ . Now a computer can do __4__ homework quite well. Students can do __5__ homework on the
  computers; bussiessmen (商人) can work __6__ on computers.people can talk with others __7__ 
 computers. Many computers scientists ( 科学家) __8__ making (使得) the computer"think" like (像一
 样) people .With the __9__ of people , a computer can __10__  and write novels.
( ) 1. A. is          
( ) 2. A. working      
( ) 3. A. some        
( ) 4. A. many        
( ) 5. A. we          
( ) 6. A. at home      
( ) 7. A. on       
( ) 8. A. to think    
( ) 9. A. printer      
( ) 10.A. play games  
B. does          
B. work          
B. more          
B. lots          
B. their          
B. in home        
B. for           
B. thinking      
B. monitor        
B. doing homework
C. are              
C. to work          
C. much            
C. a lot of        
C. your            
C. at hospital      
C. in              
C. thinks of        
C. help            
C. talking          
D. do                  
D. works              
D. many                
D. a lot              
D. our                
D. at school          
D. at                  
D. think of            
D. travel              
D. listens to music    
查看答案
微信公众账号搜索答案