ข้ามไปที่เนื้อหาหลัก

Fish lad

   . Why do you think your fish lived or died?
because it don't have food and oxegen.






Groups with fish that are alive, how are their bottles different from yours?
They open the lid.





 If you had to do it again, what would you change to keep your fish alive?

give fish a food.

ความคิดเห็น

โพสต์ยอดนิยมจากบล็อกนี้

crystallization of milk

The Effect of Gravity on Speed

The Effect of Gravity on Speed

 20 0.11
 20 0.07
 20 0.12
 40 0.07
 40 0.9
 40 0.8
 60 0.17
 60 0.08
60. 0.12

Acid rain

Acid rain

acid rain -is a broad term that includes any form of precipitation with acidic components, such as sulfuric or nitric acid that fall to the ground from the atmosphere in wet or dry forms.  This can include rain, snow, fog, hail or even dust that is acidic.  

Acid rain effect
 has many ecological effects, but none is greater than its impact on lakes, streams, wetlands, and other aquatic environments. Acid rain makes waters acidic and causes them to absorb the aluminum that makes its way from soil into lakes and streams.