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Physical Science Week 6
Physical Science Week 6
9
Science
5th Grade
03/31/2008

Additional Science Flashcards

 


 

Cards

Term

Absorb

Definition
To take in without echo or reflection: to absorb sound and light.
Term

Lens

Definition

A curved piece of clear glass or plastic that bends (refracts) light rays.

 

Example: eyeglasses, camera lens, telescope lens.
Term

Pitch

Definition
A property of sound; highness or lowness of sound.
Term

Reflection

Definition

The bouncing of light, heat, or sound off a surface.

 

Example: Tinted car window.
Term

Refraction

Definition

The bending of a wave, such as a light or sound wave.

 

Example: Camera, telescope, and eyeglasses.
Term

Sound

Definition
Caused by vibrations.
Term

Transparent

Definition

So sheer as to permit light to pass through.

 

Example: Overhead transparency.
Term

Vibration

Definition
A rapid back and forth movement that produces sound.
Term

Wave

Definition

A repeating up and down or back and forth movement of matter.

Example: Light wave and sound wave.
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