What's the difference between speed and velocity?

In science i really need answers in the book for my assignments. 1) which is neutral? neutron, proton, both a & b, or neither a nor b 2) it is a basis for an atom's individuality?

123456789101112 A ride at an amusement park moves the riders in a circle at a rate of 6.0 m/s. If the radius of the ride is 9.0 meters, what is the acceleration of the ride? 4.0 m/s2 0.67 m/s2 0.075 m/s2 54 m/s2

What is stored energy called? watts ohms voltage

The amplitude of a sound wave determines it's pitch frequency loudness wavelength

12. A 1.2-kg bucket of water is held by a string and spun in a horizontal circle with an acceleration of 24.6 m/s2. The speed of the bucket is 5.2 m/s. What is the radius of curvature?

Why is mass movement more common after a heavy rainfall?

Order the colors of the rainbow starting with the color that is bent the least to the color that is bent the most (when it passes through a prism). Question 1 options: yellow blue indigo orange green red violet

Find the unit vector that has the same direction as the vector v = _12j

Why isn't the size of something considered a physical property?

A hunter is standing on flat ground between two vertical cliffs that are directly opposite one another. He is closer to one cliff than the other. He fires a gun and, after a while, hears three echoes. The second echo arrives 1.