Wednesday, 28 June 2017

gifpal



???lab

???Lab

                                                                         weight:46g
volume:50ml
density:0.92g/ml
 weight:135.9
volume:57ml
density:2.384g/ml
weight:146.94g
volume:50ml
density:2.94g/ml
 no.6
weight:110.6g
volume:50ml
density:2.21g/ml
 no1
weight:125.9g
volume:46ml
density:3.74g/ml






                       

impact of society on environment

 In today's global society, cause many environment issues that can harm the quality of life on Earth, including overproduction of waste, the destruction of natural habitats and the pollution of our air, water, and other resources.