Reflection
How many types of mirrors are there
3
What happens to light when it travels from one medium to another
The light bends
How many different EM waves are there?
7
What are the 2 types of waves?
What is the equation for magnification?
m= - di/do
If the object distance is closer then the focal point on a convex mirror, what type of image is created?
Virtual Upright
What happens to the speed of light if it enters an object with a higher index of refraction?
The light slows down
Which wave has the highest energy?
Gamma
What is the highest point on a wave called?
Crest
If the object is located at a distance of 4 meters and the focal point is at 2 meters, where is the image formed?
-4 meters
Which type of mirrors create real images
concave
How many categories of lenses are there?
2 converging and diverging
Which wave has the longest wavelength
Radio waves
What is the distance from one compression to the next compression called?
Wavelength
If the image is at -4 meters and the object is at 6 meters. What is the magnification?
0.66 or 2/3
A pocket mirror (Makeup mirror) is an example of what type of mirror?
Concave
If the angle of incidence is greater then the critical angle, what happens to the light?
What is the main type of harmful wave from the sun?
Ultraviolet
Which type of waves do not require a medium to travel
Electromagnetic waves
What does a negative magnification mean?
The image is inverted
What happens if you put an object on the focal point of a concave mirror?
No image is formed
Index of refraction is determined by what?
c/v (Speed of light in a vacuum/speed of light in the medium)
What type of waves does our tv remotes use to operate the tv?
IR (Infrared)
Which type of wave propogates perpendicular to the direction of travel?
Transversal
If the object is located at 5 meters and the image is located at 3 meters, where is the focal point
1.87 meters