Physics Questions
Explore questions in the Physics category that you can ask Spark.E!
A line perpendicular to where the light ray strikes it
Materials like paint that are used to change the color of other objects
Occurs when light waves that were travelling in a single direction are reflected and travel in many different directions
Narrow beam of light that travels in a straight line
Some of the waves are absorbed, some are reflected, and some might pass through it
The distance from the top of one crest to the top of the next crest.
The process of light striking an object and bouncing off
The material through which a wave travels
High up in the atmosphere, there are ozone molecules, (three oxygen atoms) that absorb the dangerous rays (Most ultraviolet, all X-rays and gamma).
States that the angle of incidence is equal to the angle of reflection. This is true for any surface.
The number of wavelengths that pass a given point in one second.
Visible light waves from another source bounce off them and to your eyes
Waves that can travel through space where there is no matter.
The wide range of electromagnetic waves with different frequencies and wavelengths.
A type of electromagnetic wave that carries energy through matter or space.
Does light travel as a transverse wave or a longitudinal wave?
What part of the camera acts like the iris of the eye?
What is the speed of an electromagnetic wave in a vacuum?
Which type of EM radiation is detected as heat?
How does light spread out from a single light source?