Seasons
This is the shortest day of the year.
What is the winter solstice?
This Milankovitch Cycle takes 26,000 years for the cycle to complete and cycles between pointing to two different stars.
What is precession?
When the moon is getting less illuminated every night, this is called________ and when it gets more illuminated each night it is called _________.
What are waning and waxing?
This is when the sun is completely blocked out by the moon, except for a very small glow around the outside. It makes daytime become night.
What is a total eclipse of the sun?
A process by which glucose is broken down into carbon dioxide and water to produce ATP.
What is cellular respiration?
These two days each year are the days when there are an equal number of day and nighttime hours.
What are the vernal and autumnal equinox?
This is the minimum and maximum number of degrees that the Earth tilts.
What is 22.1 degrees and 24.5 degrees?
This is how long the moon's cycle is.
What is 29.5 days?
This is when a section of the moon is blackened because it is passing in the Earth's shadow.
What is a partial lunar eclipse?
This is what happens to the atoms in a chemical reaction.
What is the atoms in a substance break apart and recombine to form new compounds.
When is the summer solstice in Melbourne, Australia?
What is December 20th-21st?
These are the two stars that the north pole of the Earth points to in the precession cycle and this is the star it is pointing to now.
What are Vega and Polaris and right now we point to Polaris?
When the moon is waning, which side of the moon is illuminated?
The left side
This is the central cone of darkness that tapers away from the Earth and in which the moon passes during a total lunar eclipse.
What is the umbra?
What geologic features are created when two plate boundaries diverge?
What is sea floor spreading, underwater volcanoes and rift valleys?
Why is the angle of incidence of the sun's rays greater in New York City than in Singapore when it is summertime?
What is because New York City is at a higher latitude and Singapore is on the equator?
This is eccentricity and the amount of time for the cycle to complete.
What is the changing shape of the EArth's orbit around the Sun and 100,000 years.
This is why we have the moon phases.
What is because as the moon revolves around the Earth, different angles of the moon are illuminated and what we see are only the parts of the moon that are reflecting sunlight.
When the moon is farthest from the Earth and it covers up a portion of the sun so that it looks like the sun has a black circle in the center of it, this is called...
What is an annular solar eclipse?
Three factors that influence the amount of damage in an earthquake.
What are proximity to epicenter, density of the population, building material/architecture, what type of ground the building is built on, the depth of the earthquake underground, and the magnitude of the earthquake.
This is why we have seasons of the year.
What is the sun's angle of incidence on the Earth and the revolution of the Earth around the Sun?
In terms of eccentricity, this is the time when the Earth is closest to the sun and this is the time when the Earth is the farthest from the Sun.
What are perihelion and aphelion?
Explain why when we see a half moon we call it a quarter moon.
What is because it is 1/4 or 3/4 of the way through the cycle?
Explain the penumbral lunar eclipse.
What is the moon passes through the penumbra of the Earth, resulting in the moon looking slightly darker?
This is the name of the area of the world where people can see a total eclipse of the sun.
What is the Path of Totality?