You can watch static electricity in action by rubbing an inflated balloon against your hair. your hair will actually stand on its end! it does this because each hair becomes charged, and they all repel one another.
Aparticle is moving around in a circle and its position is given in polar coordinates as x = rcosθ, and y = rsinθ, where r is the radius of the circle, and θ is in radians. from these equations derive the equation for centripetal acceleration.
What happens when sunlight bends as it passes through raindrops? the wavelength of uv rays increases. the wavelength of the visible light increases. colors of light separate based on their wavelength. colors of uv rays separate based on their wavelength.