Characteristics of the Universe
Telescopes
Electromagnetic Spectrum
Movements of the Earth 1
Movements of the Earth 2
100
Distance light travels in a year.
What is a light-year
100
two general classes of telescopes
What are optical and non-optical?
100
all of the frequencies of electromagnetic radiation
What is the electromagnetic spectrum?
100
Spin around the axis
What is rotation?
100
Foucault Pendulum provides evidence for this.
What is rotation of the earth?
200
Empty space.
What is most of the universe made up of?
200
two types of optical telescopes
What are reflecting and refracting?
200
Wave types from longest to shortest
What is Radio, Microwave, Infrared, Visible Light, Ultraviolet, XRay, Gamma?
200
Travel around the Sun
What is revolution?
200
relationship of earth motions and time
What is one rotationm is one day and one revolution is one year?
300
a collection of stars, dust, and gas bound together by gravity
What is a galaxy?
300
objective mirror collects light
What is a reflecting telescope?
300
Longest wavelength color of visible light.
What is red?
300
January 3, farthest from the sun.
What is aphelion?
300
Ellipse with the sun at a focal point
What is the shape of the earth's orbit around the sun?
400
The Milky Way.
What is the name of the galaxy we are in?
400
Problem with refracting telescopes that was solved by using mirror instead of lense.
What is chromatic aberration?
400
speed of electromagnetic radiation
What is the speed of light?
400
Longest daylight day of the year.
What is the summer solstice?
400
two things responsible for Earth's seasons.
What are tilt of earth's axis and revolution?
500
Average distance between the Sun and Earth.
What is an astronomical unit (AU)?
500
The radiation is blocked by Earth's atmosphere.
Why are ultraviolet, xray, and gamma telescopes only found in space?
500
one of the two characteristics which tell you what type of radiation it is.
What is wavelength and frequency
500
12 hours of light, 12 hours of dark
What is an equinox?
500
The reason you see different constellations in the summer from the winter.
What is revolution around the sun?
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