Over 1.5 billion people celebrate the Muslim holy month of Ramadan every spring. Even if you don't celebrate Ramadan yourself, it's polite to know how to wish someone a happy Ramadan. Keep reading for appropriate Ramadan greetings for the Muslim celebrants in your life.
It may seem like the terms speed and velocity mean the same thing. But if you’re studying physics, it’s important to know the difference between these two concepts. Keep reading to learn the main difference between speed and velocity and what information their measurements can tell us.