What is the central idea of How far away is that lightning? A: The higher able to count between when you see lighting in here thunder, the safer it is to go outside to witness that event in nature.
B: counting how many seconds pass between when you see learning in here thunder can tell you how far away it is because sound and light travel at different speeds.
C: wow light and fan usually travel the same speed the light from lightning strikes is so fast so we stuck with the process it and end up processing sound first.
D: The widely held beliefs that you can calculate the distance of lightning by counting and that lightning doesn’t strike twice are actually supported by science.

original oratory is a competitive event in the national speech and debate association, stoa usa, national catholic forensic league, and other high school forensic competitions in which competitors deliver an original speech on a subject of their choosing, though the speech must be factual.racial discrimination refers to discrimination against individuals on the basis of their race. policies of racial segregation may formalize it, but it is also often exerted without being legalized and also it means facing injustice.

i don’t know the story but to answer the fiest question about theme and   subject . theme is a debatable opinion about a subject while the subject is a topic the author deside's to stick with and use through out the book and in his/her writing

the diary, textbook, and interview are all primary sorces and the scholarly journal is a secondary sorce.