Nuclear energy is produced when scientists force uranium (U) atoms to break apart. With this in mind, examine the list below. If scientists were to break apart each of the items on the list, which items would still be classified in the same way? Which items would be classified differently? In your response be very specific and break down each item on the list, then state if they would be classified the same or differently.

Consider the definition for each as you respond.
• atoms
• elements
• compounds
• molecules
• matter