Which of the following two symbols gives better information: a superscript 17 followed by an uppercase letter "0" or a subscript 8 followed by an uppercase letter "0"?

Which of the following might a chemist choose to study? a. glacier movement in alaska b. better ways to recycle plastics c. the effects of hurricanes on turtle populations d. the vibrations in bridges caused by big trucks

Particles vibrate in a rigid structure and do not move relative to their neighbors.

Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium