Show:
ASTRONOMERS
ELECTROMAGNETIC SPECTRUM
EARTH AND SUN
EARTH AND MOON
LIFE CYCLE OF A STAR
100
first person who said that the Earth is round
Who is Aristotle?
100
186,000 miles/second or 300,000,000 meters/second
What is the speed of all the waves in the electromagnetic spectrum?
100
this causes the seasons of the year
What is the tilt of the Earth's axis with respect to the Sun?
100
phases of the moon in order from new moon to new moon
What is new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, waning crescent, new moon?
100
all stars begin as this
What is a nebula?
200
first scientist who said that the Sun is at the center of the solar system
Who is Nicholas Copernicus?
200
waves in the electromagnetic spectrum in order from shortest to longest
What are gamma, X-ray, UV, visible light, infra-red, microwave, radio?
200
farthest point from the Sun in the Earth's orbit
What is aphelion?
200
phases of the moon which cause neap tides
What is first quarter and third quarter?
200
when a star begins nuclear fusion, it becomes part of the ____________
What is main sequence stars?
300
astronomer who used the red shift of stars to determine that the universe is expanding
Who is Edwin Hubble?
300
difference in waves when an object moves in relation to a stationary observer
What is the Doppler Effect?
300
term for the motion of the Earth which causes day and night
What is rotation?
300
describe what happens to the Earth in a solar eclipse
What is the moon's shadow goes across the Earth?
300
our Sun will end as a(n) DAILY DOUBLE!!!
What is white dwarf?
400
astronomer who used Tycho Brahe's measurements to devise the three laws of planetary motion
Who is Johannes Kepler?
400
rays that knock electrons off of substances; also known as rays caused by radioactive substances DAILY DOUBLE
What are ionizing or gamma rays?
400
the two seasons in which days and nights can be equal in time
What are spring and fall?
400
the way in which the moon was created
What is: a planet the size of Mars ran into the Earth, and the material that was ejected was captured by the Earth's gravity?
400
stars 25-40 times the size of our Sun will end up as
What is a neutron star or a black hole?
500
astronomer who discovered the four moons of Jupiter
Who is Galileo Galilei?
500
matching absorption spectra of elements to the absorption spectrum of a star
What is the means by which scientists determine which of the elements are on stars?
500
very slow wobbling of the Earth's axis, caused by the moon
What is precession?
500
Latin name for the smooth areas of the moon
What is "mare"?
500
four things that the Hertzsprung-Russell Diagram can tell us about stars
What are brightness (luminosity), temperature, size, and age?