Another name for losing electrons is...
accepting
donating
neither

What happened in 2012 and how does it illustrate the importance of understanding the sun and how it works?

Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.

Which method would be best to separate a mixture of sand and gravel