Kiku and Alex are wearing rollerskates. Kiku is right behind Alex, and both skaters are standing still. Alex weighs more than Kiku. If Kiku gives Alex a forward push, which of the following will be true after the push? Assume that this is a closed system and friction can be ignored.

yes

explanation:

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each  column  of the  table  is called a group. elements in a group share similar properties. groups are  read  from  top  to  bottom. metal. metalloid. nonmetal. solid. liquid. gas. fe. hg. o.  2. 3. 4. 5. 6. 7. 8. 9.  2. beryllium. 9.012. 4.  sodium. 22.990.  11. 3.  magnesium. 24.305.  12.  potassium. 39.098.  19. 4.  calcium. 40.078.  20. i guess  i