Hi, Can somebody help me on Science I put my questions on Science but sadly no body is answering for 2 HOURS or MORE! can any body help me on this please please? :( please :( THX.......

Will received a medal from me !
I will fan you for sure !

Once Again Please! :(

Question

Hi, Can somebody help me on Science I put my questions on Science but sadly no body is answering for 2 HOURS or MORE! can any body help me on this please please? :( please :( THX.......

Will received a medal from me !
I will fan you for sure !  

Once Again Please! :(

anonymous · Answer

You notice green scum floating on the surface of a pond. How can you tell whether these organisms are plants? 

Explain, using an example how water may become polluted  

Why is conservation important today?

anonymous · Answer

Most people drive cars and heat their homes with petroleum, coal, or natural gas. Why is it important to find alternatives for these sources of energy? What are three examples of alternatives?