Astronomy
What is the study of outer space called?
Astronomy
What saying to we use to remember the order of the Planets?
My Very Educated Mother Just Served Us Nachos
What is the name of the galaxy we live in?
Milky Way
What is the term used to describe moon phases with a GROWING lit area?
waxing
What is the term for a moon phase that appears more than half illuminated?
Gibbous
How long does it take for the moon to orbit the earth?
about one month (29.5 days)
Name the moon phase that is the beginning of the cycle.
new moon
Name our Jovian/ Gas Giant Plants
Jupiter, Saturn, Uranus, Neptune
The outer planets are also known as _______ Giants.
Gas
What is the model that we accept for our solar system? What is the center of our solar system?
Heliocentric and the sun
How long does it take for the earth to orbit around the sun?
one year (365 days)
What is the cause of our season?
Earth's Tilt and revolution around the sun
What is the category we use to describe the inner planets?
terrestrial or rocky
What fraction of the moon's sphere is always lit by the sun?
HALF
What two main elements make up the Sun? What process do these elements fo through?
Helium and Hydrogen. Nuclear Fusion
How long does it take for the earth to rotate once on its axis?
about one day (24 hours)
Name our terrestrial planets
Mercury, Venus, Mars, Earth
What do we call a system containing a star and the objects that orbit it?
a solar system
What is the accepted theory of how our solar system was formed?
Nebular Hypothesis
What type of path does a planet take?
Elliptical path
What is the term for the effect the moon's gravity has on Earth?
TIDES
What is the term we use for the natural satellite that orbits around Earth?
the MOON
Name the force that keeps planets orbiting the sun.
gravity
Name the term used to describe the moon phases with a SHRINKING lit area.
waning
What did our solar system begin as?
A nebula- a cloud of gas and dust