Save
Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

PP Q&A

quesions and answers from powerpoint notes

QuestionAnswer
___________ is the bouncing back of a particle or wave that strikes a boundary between two media. relflection
Usually waves are partly relflected and partly refracted when they fall on a ___________ medium. transparent
Some waves are _____________ relflected. partially
Metal surfaces are _________ to light waves. rigid
Light energy does not ______________ into the metal, but instead is returned in a reflected wave. propagate
Materials such as __________ and _________ are not as rigid to light waves. glass, water
A light wave that strikes a boundary is called a(n)_________ wave. incident
An incident wave's path is drawn as a straight line arrow and is called a(n) ____________ ray. incident
A light wave that bounces off a boundary is called a(n) ________ wave. reflected
A reflected wave's path is drawn as a(n) _________ ray. reflected
A line drawn ________________ to the point where the incident ray strikes the barrier is called a _____________. perpendicular, normal
A normal is drawn as a ____________ line. dashed
Diffuse reflection is the reflection of light from a _________ surface. rough
The many different __________ that incident light rays encounter at the surface cause reflection in many different ____________. angles, directions
Whether a surface is a ___________ relflector or a ___________ reflector depends on the wavelength of the wave if reflects. diffuse, polished
Created by: 4minutesofpapaya
Popular Physics sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards