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2nd Quarter Reviewer > 2nd Prelim SCIENCE > Flashcards

2nd Prelim SCIENCE Flashcards

1
Q

Produced by accelerating charged particles

A

Electromagnetic waves

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2
Q

Predicted electromagnetic waves in 1862

A

James Clerk Maxwell

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3
Q

Proves that electromagnetic waves exist in 1887

A

Heinrich Hertz

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4
Q

The continous rage of electromagnetic waves arranged in order of frequency or wavelenght

A

Electromagnetic (EM) Spectrum

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5
Q

The longest of all electromagnetic waves

A

Radio Waves

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6
Q

Acronym for radio detection and ranging

A

Radar

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7
Q

This is the high-frequency radio waves mainly used for communication

A

Microwaves

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8
Q

This means below red

A

Infrared Waves

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9
Q

This British astronomer discovered infrared waves

A

William Herschel

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10
Q

This is the only one seen by the naked eye

A

Visible Light

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11
Q

Who discovered visible light?

A

Isaac Newton

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12
Q

Acronym for light amplification by stimulated emission of radiation

A

Laser

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13
Q

This is known for the acronym of UV

A

Ultraviolet Radiation

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14
Q

Who discovered ultraviolet radiation?

A

Johann Wilhelm Ritter

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15
Q

This is used to detect forged bank notes

A

Black Light

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16
Q

Can also refer to as Roentgen Ray

A

X-ray

17
Q

Who discovered X-Ray?

A

Wilhelm Conrad Roentgen

18
Q

X-rays are used to study the arrangement of atoms in a crystal in a process called?

A

Diffraction

19
Q

These are given off by radioactive elements such as cobalt and cesium.

A

Gamma Rays

20
Q

This process destroys cancer cells using gamma rays

A

Radiotherapy

21
Q

The higher the frequency…

A

The greater the energy radiation

22
Q

This has sufficient energy to induce ionization

A

Ionizing radiation

23
Q

The process of removing electrons from neutral atoms

A

Ionization

2nd Quarter Reviewer (12 decks)

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