What happens to the composition of an atom to cause it to become positively or negatively charged?

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

Amap that uses a range of colors and shading to represent the elevation, depth, or landscape of specific features on earth is a/an map.

4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has: