Answer=4
Only solids can create regular geometric patterns... CO2 is a gas, H2O is a liquid and Sodium Chloride doesn't count because it's dissolved in a solution...
Answer:
liquids: water and soda
gases: oxygen and carbon dioxide
solid: a chair and a notebook
The charge of an electron has a negative charge (-), while protons have a postivie (+) charge.
Im assuming, if you find rare earth elements, it is important to the technological world bc you can make more products more better, and even invent new and more modern things.
Student B because it requires a hypothesis
