Which of the following phrases is the best definition of science?
> nonsense blobs to gain the points will be reported ex: jssjsiisoeejehhaha

B. observation of the physical world

Explanation:

Science is the systematic study of the phenomenon in the physical world gain through observation and experiments. The knowledge is gained through practice or study. Knowledge is acquired through study to understand how the natural phenomenon occurs. In sciences observation and experimentation is used to explain natural events that take place in the world.    

The best phrase that defines science among the option is B, observation of the physical world. The observation of the physical world shed more light on the natural phenomenon that takes place. It is when you observe you get more insight about a particular thing.

The knowledge of science does not necessarily govern the physical world instead the knowledge of sciences gives more explanation of the physical world.

The research gain more knowledge of earth phenomenon to explain the physical world event and predict behavior of the physical world not determining the behavior of the physical world.

It is not a set of prediction that interpret patterns in the physical world but it is a well systematic study and tested procedure to explain the physical world.

There are main six noble gases in the periodic table. The filling of 4f-orbitals occurs after 6s orbitals. The noble gas that belongs to the sixth period is Radon. Its electronic configuration is [ X e ] 6 s 2 4 f 14 5 d 10 6 p 6  .

Therefore, the name of noble gas is Radon.