Your friend lives 1.234 km south of you and it's a nice day, so you decide to walk from your house to his house. Unfortunately, he doesn't know you are coming, so he leaves his house and walks east. After you walk 765 m south and he walks 654 m east, what is the distance between you and your friend?

Q: What is the difference between energy and power?

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Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.