1. Is Oil/petroleum Natural or Synthetic? 2. Is Gold Natural or Synthetic?
3. Is Prescription Drugs Natural or Synthetic?
4. Is Herbs Natural or Synthetic?
5. Is Salt Natural or Synthetic?
6. Is Rubik’s Cube Natural or Synthetic?
7. Is Rubber Bands Natural or Synthetic?

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. label the following topographic map. click on a label below the map to select it, and then click on the appropriate box on the map to place the label. (increments for contour lines is 50 ft).

How do diseases caused by bacteria and diseases caused by viruses react to antibiotics?

What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen