1. Write 86,400 s in exponential notation.
2. Write 0.15 ns using exponential notation with units of s.
3. 141000 g =? kg
4. Write 1.4 Mg using exponential notation with units of g.
5. Write 30 pm using exponential notation with units of m.
6. Write 12,800 km using units of Gm.
7. Determine how many ps thre are in 1 s.