Seasons are caused by this.
What is Earth's axial tilt?
The Earth's travel around the sun is called this.
What is an orbit or revolution?
This weather instrument measures wind speed.
What is an anemometer?
The phase when the Moon's visible sunlit portion is shrinking
What is Waning?
An event in which one object in space blocks light or enters another object's shadow.
What is an eclipse?
When the northern hemisphere is tilted toward the Sun, it is this season there.
What is summer?
This is the imaginary line through the middle of a rotating object.
What is an axis?
This instrument measures humidity.
What is a hygrometer?
The side of the Moon facing Earth appears dark; the Moon is between Earth and the Sun
What is a New Moon
This is the central, darkest part of a shadow.
What is the umbra?
When the Southern Hemisphere is pointed toward the Sun, what season is it in the Northern Hemisphere?
What is Winter?
What is the average tilt of the Earth on its axis in degrees?
23.5 degrees
This is water vapor coming directly from plants.
What is transpiration?
Half of the visible disk is lit; the lit portion is shrinking.
What is a 3rd quarter Moon
In a lunar eclipse, this object is in the middle of the line of 3 objects.
What is the Earth?
On this day in spring, the hours of daylight and darkness are approximately equal.
What is the Vernal (Spring) Equinox?
This celestial body revolves around the Earth
What is the moon?
This optical illusion makes thrown objects appear to move to the right in the Northern Hemisphere.
What is the Coriolis Effect?
The Moon is full tonight. What phase will it be in 5 days from now?
What is a waning gibbous stage?
This is the model for a ___________ Eclipse.
What is a solar eclipse?
On this day in December, the Northern Hemisphere receives the least amount of daylight.
What is the Winter Solstice?
Why would the weather stay the same year-round if the Earth's axis were not tilted?
Because the Sun's energy would strike the Earth in the same way every day.
The moon is waning during these 3 phases
What are waning gibbous, 3rd quarter, and waning crescent?
These are the dark spots on the moon.
What are Maria?
This event occurs when only part of the Moon enters the umbra of Earth's shadow
What is a partial lunar eclipse