Please help. Thank you!

Please help. Thank you!

hi all  seeking advise how to do this question. …

hi all  seeking advise how to do this question.  thank you.

The answer key given is 1 but I feel…

The answer key given is 1 but I feel that 3 is correct . when it’s melting heat is gain…

Hi there, need help to solve part (b).  Thanks…

Hi there, need help to solve part (b).  Thanks in advance! 

Help:)

Help:)

Please assist 

Please assist 

Pls assist 

Pls assist 

For part c, using a ball of a mass…

For part c, using a ball of a mass lighter than x g in the same setup, would the depth…

What is the answer for the above question? Thanks…

What is the answer for the above question? Thanks in advance. 

Hi , please se help on the above question . Thanks…

Hi ,   please se help on the above question .  Thanks very much ! Fly2High