How far can you get away from your little brother with the squirt gun filled with paint if you can travel at 4 m/s and you have 20s before he sees you?

On a distance vs time graph the line of an object at rest is a

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?

What is the subscript for oxygen in its molecular formula