How are the comets and meteors formed?

Dear Student,
 The following points may help you:

a. Comets are basically formed from dust , ice and  gases.
b. It is believed that they were formed some  4.6 billion years ago from the diffused cloud of dust and gases surrounding a new born star.
c.These dust particles combined together under the force of gravity to form comet.
d. Meteors are basically small solid objects which were also the result  when the 
cloud of interstellar dust and gas collapsed or diffused. 
e. Meteors also originate from the fragments of planet and moon.


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