Physical Change HELP!!

If you can; please let me know the answer to this question. I've looked all over the internet. -Thanks. :) What were the pro...

Please answer if you can or give me a website; thanks. :) How is quantum mechanics different from previous models?

Maths question How do you change cm into ml???

Okay so for a physics assignment I am to design a roller coaster that people can survive on. I have my design drawn to scale ...

Just wondering because it soo hard ...

What do you do if you have two sources by the same author,?thanks

I Was Wondering.. Where I could get some info .. Im doing a report in my It Class And Were Doing A Report On How Microsoft ...

so yeah I need help with my history homework. I need to find out some main societal, economic, and political changes in World...

For example, with the improvement in technology and culture and stuff? Please help, i have to write an extended essay on this...

My topic is Finger Print analysis my research paper topic I need help thinking of what to do. My physical project got appro...