This is the name for the shape of the moon we see from Earth.
What is a phase?
The bulge of ocean water directly under the Moon is caused by this.
What is the Moon’s gravity
This eclipse happens when Earth blocks sunlight from reaching the Moon.
What is a lunar eclipse?
Number of moons that orbit Jupiter.
What is 97?
This force keeps planets orbiting the Sun.
What is gravity?
This moon phase happens when the Moon is completely dark.
What is the new moon?
The daily rise of ocean water is called this.
What is high tide?
The Moon completely covers the Sun in this type of solar eclipse.
What is a total solar eclipse?
Europa’s surface is mostly made of this substance.
What is ice?
A region of space where gravity is so strong that not even light can't escape.
What is a black hole?
This phase shows the entire lit side of the Moon.
What is the full moon?
Two equal high tides and two equal low tides each day describe this pattern.
What is semi-diurnal?
The darker, central part of Earth’s shadow is called this.
What is the Umbra?
The surface of Io is covered with this.
What are volcanoes?
This galaxy is where our solar system is located.
What is the Milky Way?
This word describes the moon getting larger or brighter.
What is waxing?
This pattern has one high tide and one low tide each day.
What is a diurnal tide?
This lighter outer shadow causes only a slight darkening on the Moon.
What is the penumbra?
This spacecraft first gave us clear photos of Io’s volcanoes in 1979.
What is Voyager 1?
Name the planets in order (begin with the closest to the sun).
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
This word describes the moon getting smaller or less bright.
What is waning?
This pattern has two high tides and two low tides of different heights.
What is mixed (semi-diurnal) tides?
This is the reason we do NOT have eclipses every month, even though we have a full and new moon every month.
What is the tilt of the Moon’s orbit?
Io’s surface is constantly changing because this keeps covering it.
What is Lava?
The number of years it would take a spacecraft to reach Neptune.
What is 12?