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Salk 6th Grade Science
Vocabulary Words
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Earth, Moon, & Sun
Exploring Space

The following words are all the vocabulary terms used in Chapters 1-3 in the astronomy textbook.

Chapter 1:

Astronomy

Axis

Rotation

Revolution

Orbit

Latitude

Solstice

Equinox

Vernal equinox

Autumnal equinox

Phase

Eclipse

Solar eclipse

Umbra

Penumbra

Lunar eclipse

Tide

Gravity

Spring tide

Neap tide

Satellite

Geosynchronous orbit

Telescope

Crater

Maria

 

Chapter 2:

Geocentric

Heliocentric

Ellipse

Inertia

Nuclear fusion

Core

Photosphere

Chromosphere

Corona

Solar wind

Sunspot

Prominence

Solar flare

Terrestrial planets

Retrograde rotation

Greenhouse effect

Gas giant

Comet

Asteroid

Asteroid belt

Meteoroid

Meteor

Meteorite

Extraterrestrial life

 

 

Chapter 3:

Constellation

Spiral galaxy      

Visible light                      

Elliptical galaxy

Wavelength                     

Irregular galaxy

Spectrum                                     

Big bang

Convex lens

Electromagnetic radiation

Refracting telescope

Reflecting telescope

Radio telescope

Observatory

Spectrograph

Galaxy

Universe

Light-year

Parallax

Giant star

Apparent magnitude

Absolute magnitude

H-R diagram

Main sequence

Pulsar

Nebula

Protostar

White dwarf

Supernova

Neutron star

Black hole

Quasar

Binary star

Eclipsing binary

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