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Science > Lesson 1 > Flashcards

Lesson 1 Flashcards

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0
Q

The distance between the crest of waves is it’s

A

Wavelength

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1
Q

What consists of changing electric and magnetic fields

A

Electromagnetic waves

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2
Q

What of a wave is the number of waves that pass a particulate point in a certain amount of time

A

Frequency

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3
Q

The energy transferred by electromagnetic waves is called

A

Electromagnetic radiation

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4
Q

Visible light is a mixture of

A

Multiply color

Visible rays

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5
Q

Electromagnetic waves with the shortest wavelengths and highest frequencies are called

A

Gamma rays

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6
Q

Electromagnetic waves used in ovens and cell phone communications are called

A

Microwaves

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7
Q

Electromagnetic waves used in broadcasting

A

Radio waves

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8
Q

Electromagnetic waves that make tor skin feel warm

A

Infrared waves

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9
Q

Electromagnetic waves that helps your body produce vitamin D

A

Ultraviolet rays

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10
Q

Electromagnetic waves used to examine broken bones inside the body

A

X-rays

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11
Q

Includes the complete range of electromagnetic waves places in order of increasing frequency

A

Electromagnetic spectrum

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12
Q

Reflection occurs when light hits an irregular surface

A

Diffuse reflection

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13
Q

Reflection occurs when light hits an irregular surface

A

Diffuse reflection

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14
Q

Reflection occurs when light hits a smooth surface

A

Regular surface

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15
Q

Image is drones when light rays meet

A

Real

16
Q

Is an imaginary line that divides a mirror in half

A

Optical axis

17
Q

Is the point at which light rays parrallel to the optical axis meet

A

Focal point

18
Q

Image is right side up

A

Virtual image

19
Q

Mirror is a flat glass with silver colored coating on one side

A

Plane

20
Q

To show how lightbreflects you can represents light rays as straight lines called

A

Rays

21
Q

An blank is a copy of the object formed by reflected or refracted rays of light

A

Image

22
Q

A morrow surface that curves inward like the inside of a bowl

A

Concave mirror

23
Q

A mirror with a surface that curves outward is called

A

Convex mirror

24
Q

Blank of a medium is a measure is a measure of how much a light rat bends when it enters a medium

A

Index of refraction

25
Q

Is an image if a distance object caused by light refraction

A

Mirage

26
Q

Is a curved peice of glass or other transparent substance that is used to refract light

A

Lens

27
Q

Lens is thicker in the center than at the edges

A

Convex

28
Q

Lens that is thinner in the center than at the edges

A

Concave

Science (24 decks)

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