Show:
Structures of the Heart 1
Structures of the Heart 2
Diseases of the Heart and Lungs
Pressure and the Body
Structures of the Lungs
100
astronomy is
what is the science that studies the universe
100
One AU averages about this many million kilometers
What is 150
100
ON this day the the suns vertical rays are located at the tropics of cancer
What is Summer Solstice
100
This takes 29 1/2 days
What is synodic month
100
Eclipses were first understood by
who are the greeks
200
he concluded that the earth ws round
Who is aristotle
200
He supported copermican theory
who is Galileo Galilei
200
On this day the suns vertical rays are located at the tropics of capricorn
What is Winter Solotice
200
This is the period of the moons revolution around the earth
What is sidereal month
200
This lasts at least seven minutes
What is a solar eclipse
300
Hipparchus developed a star catalog of almost this many stars
What is 850
300
Galileo Galilei constructed this
What is an astronomieal telescope
300
On this day the suns vertical rays are located at the equator
What is autumnol equanox
300
Moons rotation about its axis and its revolution around Earth at the same time is
What is sychronous rotation
300
When the moon moves within the shadow of the earth
What is lunar eclipse
400
Ancient Greeks used the modern circumference of this many
What is 40,075
400
He discovered this
What is the law of universal gravity
400
On this day the suns vertical rays are located at the equator on 0 latitude
What is Spring Equinox
400
Sychronous rotation causes
What is same lunar hemisphere to always face earth
400
This is occurs during the full moon phase
What is lunar eclipse.
500
He was the first Greek to profess a Sun-centered universe
Who is Aristarchus
500
The tendency of a planet to remain in a straight-line motion is
What is inertia
500
This day is between June 21-22
What is Summer Solstice
500
This difference of how many days between the synodic and sidereal cycles is due to the Earth-Moon system also moving in an orbit around the sun
What is 2 days
500
moon moes in a line directly between earth and sun
What is a solar eclipse