Question

directions: as you read, follow the instructions in the margins. underline key ideas, circle important vocabulary, and answer the questions to help you understand the law of conservation of matter.
the text
(1) have you ever watched a crackling campfire reduce a hefty log to a small pile of ash and wondered where all that wood went? it might seem like the log has vanished—destroyed by the flames. but what if you were told that every single atom that made up that log is still around, just in a different form? this is the fundamental principle behind one of the most important laws in all of science: the law of conservation of matter.
annotation prompts & questions for your notes

1. underline the sentence that you think best states the main idea of the entire reading. in your own words, what does the word conservation mean in this context? the law of conservation of matter

Explanation:

The text discusses the Law of Conservation of Matter using the example of a campfire reducing a log to ash while the atoms still exist in a different form. To find the main - idea sentence, we look for a statement that sums up the concept. The word "conservation" in this context refers to the idea that matter is not destroyed but changes form. The main - idea sentence is "But what if you were told that every single atom that made up that log is still around, just in a different form? This is the fundamental principle behind one of the most important laws in all of science: the Law of Conservation of Matter." In this context, "conservation" means the preservation or non - destruction of matter, just a change in its state.

Answer:

Main - idea sentence: "But what if you were told that every single atom that made up that log is still around, just in a different form? This is the fundamental principle behind one of the most important laws in all of science: the Law of Conservation of Matter."
Meaning of "conservation": The preservation or non - destruction of matter, with a change in its state.