Answer: C. He didn't measure the weight of the log before it was burned.
Explanation:
atom changes from a ground state to an excited state by taking on energy from its surroundings in a process called absorption. The electron absorbs the energy and jumps to a higher energy level. In the reverse process, emission, the electron returns to the ground state by releasing the extra energy it absorbed
Answer:
7 orbitals
Explanation:
An f sublevel has 7 orbitals
4. The pressure of the inner core is higher than the outer core
5. The coolest layers are farthest from the core
