Answer:10cm3
Explanation:Volume Al = (27g Al)/(2.70g/cm3 Al) = 10cm3 Al. So, 27g of Al has a volume of 10cm3. *
 
        
                    
             
        
        
        
Hi hi I hope you know that you have a great time jaha
        
                    
             
        
        
        
Answer:
 14 N 
Explanation:
The tension in the second string is puling both the masses of 20 kg and 8 kg with acceleration of 0.5 m s⁻²
So tension in the second string = total mass x acceleration 
= 28 x .5 = 14 N . Ans.. 
 
        
             
        
        
        
Answer:
im pretty sure a collision is a transfer of momentum.
Explanation:
hope this helps :)