exploring space. earth earth solar system solar system milky way milky way universe universe

Section 1.1 Exploring Space

Structure in the Universe• Earth

• Solar System

• Milky Way

• Universe

orbit• Path of an object in space around

another object due to gravity. (revolve)

Solar System• You know this.

Galaxy• A group of millions or billions of stars

held together by their own gravity.

Universe• Is EVERYTHING.

Constellation• A group of stars that forms an

apparent pattern in the sky. (only visible from earth)

Section 1.2Telescopes allow us to explore space from Earth

c wright 2009

TELESCOPE•Any device used to collect em radiation

Telescopes for every occasion

• Remember the em specturm:– radio waves–microwaves– infrared rays– visible light– ultraviolet rays– x-rays– gamma rays

Well . . . . . . . .at Mr. Wright’s telescope emporium we have a telescope for any wavelength. Radio to Gamma, we’ve got you covered.

Radio Wave Special

More Radio Telescopes

Microwaves anyone?

Infrared

Visible Light

Ultra Violet

Gamma Ray

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