Earth
The Earth takes about this amount of time to revolve around the Sun
365 1/4 days (one year)
True or False?
The Moon is a planet.
False
Ms. G looked up one night and saw a full moon. How long will it be until she can see a full moon again?
about one month
The shape of the Moon seems to change because..?
The Moon orbits Earth
What Moon phase occurs when the Moon is completely lit when viewed from Earth?
Full Moon
Earth rotates on its axis once every...
24 hours (one day)
What is a Moon?
A rocky sphere that travels around a planet
What is the largest object in our solar system?
the Sun
Why is the Moon visible at night?
It reflects light from the Sun
Why does the Moon appear to change shape over the course of a month?
Because we see different portions of the Moon lit by the Sun as it orbits Earth
Earth's rotation causes...
day and night
What causes the Moon to have a border between light and dark?
The Sun can only illuminate half the Moon
What word means to shine light onto or make something visible?
illuminate
How many days does it take to se all of the phases of the Moon?
29 days
What is a to scale model?
How does light travel?
In straight lines
What is scale?
The relative size of things
Waxing means the light is ...
getting bigger (increasing)
Waning means the light is...
getting smaller (decreasing)
During which Moon phase can we see exactly half of the Moon's illuminated side?
First or Third (Last) Quarter Moons
Another name for rotation is ...
spinning, turning
What is the Sun?
The star that is the main source of light at the center of our solar system
During what principle lunar phase is the Moon not visible from Earth?
New Moon
What is the near circular path a smaller object takes around a larger object?
an orbit
When do lunar eclipses occur?
During a Full Moon phase when the Sun, Earth, and Moon are aligned