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 (0)
Remaining cards (0)
Know (0)
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

Wave properties

QuestionAnswer
what 3 things can happen when a wave arrives at an obstacle? reflection, refraction or diffraction
how does reflection of light allow us to see objects? light bounces off them into our eyes
what happens if light travelling in the same direction reflects from an uneven surface e.g. a piece of paper? the light reflects off at different angles
what happens when light travelling in the same direction reflects from an even surface e.g. a mirror the lights is all reflected at the same angle and you get a clear reflection
what is the normal? an imaginary line that is perpendicular to the surface at the point of incidence
what is the point of incidence? where the light hits the surface
what is the law of reflection angle of incidence = angle of reflection
when drawing a ray diagram what are the important points? 1. the image is the same size as the object 2. it is as far behind the mirror as the object is in front 3. the image is virtual and upright 4. the image is laterally inverted the left and right sides are swapped
Created by: rv1
 

 



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