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
edit
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

Unit 4B

Light Energy expanded

QuestionAnswer
Energy waves bouncing off the surface of an object (mirrors or echoes return energy back to their source). Reflection
Energy Waves that bend (change direction and speed) as they pass from one type of object to another type. Refraction
A clear piece of curved glass or plastic that bends passing light to focus or spread the light rays. Lens
Any object that has a reflective surface. Mirror
A device that gives off a very strong and directed beam of light. Laser
Light up. Illuminate
The small part of the electromagnetic spectrum that the human eye can see; violet, blue, cyan, green, yellow, orange, and red. Light Spectrum
Increase in size, power, or importance. Magnify
A tube that contains three mirrors that reflect many different designs of light passing through a colored disk on top. Kaleidoscope
An instrument that uses mirrors and/or lenses to gather and focus light from objects far away. Telescope
Created by: merrittscience
Popular Physical Science 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