Why is asteroids a concern to earth?

Asteroids are a concern to earth due to the energy they posses and most catch on fire when they enter earths atmosphere, making them a fire hazard. Asteroids are considered natural disasters.

Explanation:

the formula for the conversion of temperature from degree celsius to kelvin is:

the sample of water at is converted to kelvin temperature by using the above formula as:

on comparing the two samples of water at or we can say that at and at respectively. the difference between the temperatures of two samples of water is:

hence, one can say that the sample of water at is greater than the sample of water at by .