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Science > Exam- Astonomy > Flashcards

Exam- Astonomy Flashcards

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1
Q

Type of visible light with the shortest wavelength

A

Violet

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2
Q

Type of visible spectrum were all wavelengths of light are visible

A

Continuous

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3
Q

Type of EM energy used in cooking

A

Microwave

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4
Q

Type of electromagnetic energy with the shortest wave length

A

Gamma ray

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5
Q

Energy produced by Hydrogen fusion

A

Electromagnetic

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6
Q

Colors of the visible spectrum

A

ROYGBIV

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7
Q

Type of visible spectrum or only certain wavelengths of light are visible

A

Bright line

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8
Q

Number of ways to pass a point every second

A

Frequency

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9
Q

Type of EM energy that causes sunburns

A

Ultraviolet

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10
Q

Distance between two wave tops

A

Wave length

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11
Q

Certain wavelengths absorbed in show is darkness in an otherwise continuous spectrum

A

Dark line

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12
Q

The study of all matter and energy of the universe

A

Astronomy

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13
Q

How are distance is measured in the universe

A

Light years

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14
Q

where is the best location for an Earth-based telescope

A

Mountain peaks
Dry climates
Away from ground light sources

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15
Q

Lost the purposes of a telescope

A

Collect and concentrate light

Magnify an image so detail can be seen

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16
Q

Is 1 of two stars revolving around a common center of mass under their mutual gravitational attraction

A

Binary star

17
Q

Is this like shifting of the apparent position of a start due to the orbital rotation of the earth

A

Parallel

18
Q

What can we determined by using parallax

A

Distance to stars

19
Q

The brightness of a star when viewed from earth

A

Apparent magnitude

20
Q

True brightness the apparent brightness of a star if it were viewed from a distance of 32.8 light years

A

Absolute magnitude

21
Q

How fast EM energy types all travel

A

Speed of light

22
Q

Learn about composition

A

Spectra

23
Q

Learn about the movement of stars

A

Doppler

24
Q

Learn about the temperature of stars

A

Color

25
Q

Learn about the mass of stars

A

Binary

26
Q

Learn about the distance of stars

A

Parallax

27
Q

Learn about the brightness of stars

A

Absolute magnitude

Science (11 decks)

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