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Chapter 26
Chapter 26
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Earth and Space Science, Chapter 26 section 1
Flashcards
15 cards
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Practice quiz
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Questions
15
Answers
1
How far is a light year?
9 trillion km
5 billion km
10 thousand km
50 million km
2
Which is
NOT
an example of electromagnetic radiation?
dark matter
gamma rays
visible light
x-rays
3
The study of the
Origin
of the universe is called what?
telemetry
astrology
astronomy
cosmology
4
The name given to the theory explaining the beginning of the universe is
Universal expansion
Hubble
Vortex Reaction
The Big Bang
5
All of the frequencies or wavelengths of electromagnetic radiation is called
Visible EM
Ultraviolet Radiation
Electromagnetic Spectrum
Electric Spectrum
6
The Milky Way is a
Spiral Galaxy
Star
Magellanic Cloud
Solar System
7
Which of the following is a tool that is used by astronomers to study radiation?
a foucoult pendulum
a calendar
Ellipse Tool
a ground-based telescope
8
Instrument that collects EM radiation from the sky and concentrates it for better observation
Spectrograph
Horoscope
Telescope
Microscope
9
How many galaxies are thought to exist in the universe?
Trillions
Thousands
Millions
Billions
10
The scientific study of the universe is called?
cosmology
astronomy
astrology
telepathy
11
A collection of stars, dust, and gas bound together by gravity.
astronomical unit
solar system
electromagnetic spectrum
galaxy
12
Who was the first person to use a telescope for astronomy?
Hans Lippershy
Sir Isaac Newton
Hawking
Galileo
13
How far from Earth is the nearest star Proxima Centauri, answer in light years ?
4.22
22
210.53
16.5
14
The average distance between Earth and the sun; approximately 150 million km, is called an
Electromagnetic Spectrum
Distance Mode
Astronomical Unit
Light Year
15
Which of the following is the speed of light?
200,000 km/s
300,000 km/s
152,113 km/s
26,000,000 m/s
