Today, you will learn about elements and compounds. By looking at the diagram, what do you observe about elements and what do you observe about compounds?
Word bank: element same type atoms compounds different
Sentence Starter: By looking at the diagram, I noticed that elements have.... Another observation that I see is that compounds
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Question 7
7.
Based on the paragraph 2 sentence 2, elements can be divided into smaller substances
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Question 8
8.
Based on paragraph 2 sentence 3, elements are made of...
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Question 9
9.
According to paragraph 3, How many elements are found naturally in rocks, soil, air, etc ______? How many elements can only be made in labs by humans ______?
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Question 11
11.
Scientists use the elements symbols like H instead of the elements name hydrogen. Why is this?
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Question 13
13.
A compound is molecule where 2 or more ________ elements have combined.
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Question 15
15.
What does a molecule have
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Question 16
16.
A molcule of an element has two or more of the same elements combined, while a molecule of a compound has..
