Questions with the keyword 'sea'

• Why is the sea water salty and how? Why is it not normal water? by Jessica209 and 1 other. to William, Roberto, Karen, Jasmine Comments: (So far, one comment )
• Has global warming been affecting sea creatures?? by 787envp29 to William, Roberto, Karen, Jasmine, Chinna Comments: (No comments so far )
• Is the sea level rising?? by 787envp29 to William, Roberto, Karen, Jasmine, Chinna Comments: (No comments so far )
• Do freshwater pearl mussels live in the sea as well as in rivers? by Hazel1597 and 1 other. to Karen Comments: (So far, one comment )