Answers created by Seryozha R.

• Back to user's profile
• Is Alaska on a convergent boundary or a divergent boundary?
  
• Why is surface water warmer than deep water?
  
• What is the Mohs hardness scale and how is it useful for identifying minerals?
  
• Why are sedimentary rocks the only rock type to contain fossils?
  
• Who was Yuri Gagarin and what was Vostok 1?
  
• How are igneous rocks classified and differentiated from each other?
  
• How are minerals and rocks related?