A Clarity because clarity means the same as "how clearly". Or the measurement of "how clear something is", like the clarity of water. If you practiced new Vocab words with good clarity or with clarity, it means you understand them and can spell them well.
Answer:
True.
Explanation:
Friction applies force in the opposite direction of the existing path of the object.
<span>The correct way to spell it would be: "unnecessary". I hope you find this useful, feel free to mark as brainliest, and good luck! :P</span>