Mastering Light

Honors Physics, AP Physics, IB Physics, and general science courses.

Light bending as it passes through a medium.

Light bouncing off a shiny, reflective surface.

<p>Light bending when it moves from one medium to another.</p> Signup and view all the answers

<p>To fold a sheet of paper in half and draw a line along the fold.</p> Signup and view all the answers

<p>To stand a mirror on top of the drawn line.</p> Signup and view all the answers

<p>To draw a large cross on the paper in front of the mirror.</p> Signup and view all the answers

<p>Step 1: Fill the aquarium half way with water. Step 2: Use the funnel to pour the saltwater into the bottom of the aquarium. Step 3: The saltwater should form a layer near the bottom, with less dense fresher water on top.</p> Signup and view all the answers

<p>The law of reflection states that the incident angle is equal to the reflected angle when light bounces off a mirror.</p> Signup and view all the answers

<p>Refraction is the bending of light when it moves from one medium to another due to a change in density.</p> Signup and view all the answers

<p>When light moves from air to water, it bends towards the normal, which is a line perpendicular to the surface of the water.</p> Signup and view all the answers

<p>The gradual change in density of the saltwater in the aquarium caused the light to bend gradually, resulting in a curve.</p> Signup and view all the answers

<p>The thumbtack or pin is used to mark the position where the laser beam hits the cross drawn on the paper.</p> Signup and view all the answers

<p>The first experiment demonstrated that light travels in straight lines and reflects symmetrically when it hits a mirror.</p> Signup and view all the answers

<p>In general, light travels in straight lines, but in the second experiment, the gradual change in density caused the light to bend and curve.</p> Signup and view all the answers