Answer:i read it Explanation:
The answer is b) light waves travel faster than sound waves.
Answer:
Umm i dont know but i think atomic nucleus
Explanation:
Answer:
The four stages of technological design include identifying a need, designing and implementing a solution, and evaluating the solution.
I don't know what the options are, cause you didn't show them but, hope this helped.
From the periodic chart the only element between F and Na is Neon. Neon has one more valence electron 8 than fluorine 7, and is one energy level shy of Na.<span>
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