Answer:
B
Explanation:
Battlefield in war of 2091
Cool what is the question
The answer B.Since,Diffusion is driven by differences in concentration. When chemical substances such as perfume are let loose in a room, their particles mix with the particles of air. ... Diffusion in gases is quick because the particles in a gas move quickly. It happens even faster in hot gases because the particles of gas move faster.
Hi there here are the answers
1.Our school principal visited our class today
2.All students will take the test next week
3 The math teacher surprised all of us
4.That is my favorite notebook
5. Today is a holiday
6.I saw Mr.Clarke yesterday
Side Notes : words like test,or holiday are not capitalized because they are not descriptive like Christmas or Pacer Test.
also the beginning letter of each sentence must ALWAYS be capitalized
D because propel means to move forward
