science quiz

discovered that light is made of colors?

the color sequence of light?

repeated back and forth motion is called what?

what speed does light travel?

what light exists as packets of energy?

how fast the light ocilates is called what?

the length of one complete cycle or ocillation?

an arrangement of all of the electrmatic waves according to frequeny and wavelength?

what is the lowest frequency?

what satelite microwaves use?

what wave produces head and warmth

near infrared visible light near ultraviolent?

can cause sunburns or cancer

xray machines?

to treat cancer also in nuclear stuff

most important instrament, and theirs 2 basic types?

out of the 2 telescopes which one uses lens to gather the image, collects light and bends the rays and the eye piece magnify the image?

out of the 2 telescopes which one uses a large curved mirror and lenses, produces a sharper image, mirrors are cheaper than lens, largest is in Hawaii, and has a 10 meter diamiter mirror

instrament that spits light into a spectrom so we can see colors

instrments that collect radio waves from space

rotating stars

the apparent dome of the night sky in which the stars are attached

seperates the visible portion of the sky with the part we can not see

the point on the celestial sphere directly above the observer

point directly bellow the observer?

imaginary line encircles the heaves midway between the celestial pole?

most basic unit of time?