There are many more things we can learn using the Doppler Shift, and here is a summary of just a few: 1  We can measure the masses of binary stars, by detecting the velocity changes as they orbit around their common center of gravity, and combining these velocities with the period of the orbit.
Serendipity is when someone accidently finds something good. An example of serendipity is finding a twenty dollar bill in the pocket of a coat you haven't worn in awhile. YourDictionary definition and usage example.
Punctuality is the most important characteristic of all successful people. A punctual person is able to complete all his task on time.The student, the teacher, the politician, the official, the trader and even the layman all have to observe punctuality in order to win glory and success in life.o school, college or institution can function if punctuality is not observed there. Thus, punctuality is an important ingredient of all successful people. Punctuality implies maintaining regularity in our daily schedule of work. Punctuality is the gate-way to success.