science chapter 3&4 test 11/27/1214 cards

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1

what is an electromagnetic wave ?

Is a transverse wave that transfers electrical and magnetic energy Consists of vibrating electric and magnetic fields that move through space at the speed of light

2

What is the speed of an EMW?

All EMW travel at the same speed in a vacuum – the speed of light

3

What is transferred by EMW?

Electromagnetic radiation

4

How is the Electromagnetic Spectrum arranged in terms of ג and F?

Increasing frequency and decreasing wavelength

5

List the waves of the EMS from lowest energy to highest energy.

-Radio, microwaves, Infrared (IR), visible light, Ultraviolet (UV), X-rays, Gamma rays



8

What is polarized light?

Light that has passed through a polarized lens/filter

9

What is a mirage?

Image of a distant object caused by refraction of light as it travels through air of varying temperature

10

What is a lens?

Curved piece of glass or other transparent material that is used to refract light



13

how many types of Mirrors are there ?

3 types: type of image produced: Plane virtual Concave real and virtual Convex virtual

14

type of Lens ?

type of lens: Type of Image Produced: Concave virtual Convex real and virtual