Electricity can travel in a(n) circuit.
closed
open
short
electromagnetic

Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life

If two students are running down the hall toward each other, trying to get to class, and they have the same mass and acceleration, what will happen when they collide? will their forces cancel out or will each one experience a reaction?

Consider an air-filled charged capacitor. how can its capacitance be increased?