D. The distance between school and your house and the direction you traveled
The answer is true ...............good luck
Answer:
Bodies of ice and rock that orbit the Sun and produce a coma and tail of vapor and dust when near the Sun
Explanation:
So if you go to the NASA dictionary it states:
Comet- cosmic snowballs of frozen gases, rock, and dust that orbit the Sun.
So it is most definitely the second option
Have a great day :D
Answer: the half life of the material is four years
Without undergoing any changes itself, the enzyme makes changes to the substrate.
<h3>What is an enzyme?</h3>
An enzyme is a biological catalyst that acts by lowering the activation energy in a chemical reaction.
In a chemical reaction, an enzyme binds to a substrate to convert it to one or more products.
In conclusion, without undergoing any changes itself, the enzyme makes changes to the substrate.
Learn more about enzymes here:
brainly.com/question/1596855
#SPJ12