Save
Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.
We do not share your email address with others. It is only used to allow you to reset your password. For details read 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

Ch. 29 PPT Questions

QuestionAnswer
Light returned by a mirror surface, and not traveling through the mirror is an example of what? Reflection
The direction of waves changing after striking the surface of a transparent medium is an example of what? Refraction
The law of reflection states that the angle of incidence must be equal to what? The angle of reflection
What is a reflection ray? A light wave that reflected of a boundary.
What is the line called that is perpendicular to the point where to incident ray strikes the barrier? Normal
If you look at your brown hair in a mirror what color will it be and why? Brown, because the frequency of the hair color doesn't change.
Plane mirrors produce only what kind of images? Virtual
When standing in front of a mirror, is your virtual image further away? No, it is the same distance behnd the mirror as you are in front of it.
Which type of mirror is best used for security? Convex, because you are able to see a larger area.
What is the shape of a plane mirror? Flat
If you want to produce a real image, would you stand close or far away from a concave mirror? Far away
If am mirror curves inward, what kind of mirror is it? Concave
Whether a surface is a diffuse reflector or a polishd reflector depends on what? The wavelength of the waves it reflects.
What happens when sound energy is not reflected? It is absorbed or transmitted.
When the differences in elevations in a surface are less than 1/8 the wavelength of the light that falls on it, the surface is considered what? Polished
Created by: MorganHessler
 

 



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