Who first discovered the phenomenon of radioactivity? Who first used the term “radioactivity”?

What did Ernest Rutherford find?

How are the terms group and period used on the periodic table

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.

Determine type of reaction & predict the product c3h12+o2 =