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Vocabulary
Vocabulary
Essential Questions
Inner Planets
Outer Planets
100
An instrument used to observe faraway objects by making them appear larger and closer.
What is a telescope?
100
The spinning of an object on its axis.
What is rotation?
100
The number of days it takes for the earth to make one revolution around the sun.
What is 365 days (1 year)?
100
Name all four inner planets.
What is Mercury, Venus, Earth, Mars?
100
Name all four outer planets.
What is Jupiter, Saturn, Uranus, Neptune?
200
An object that revolves around a larger object.
What is a satellite?
200
An imaginary line that goes through the middle of an object.
What is an axis?
200
Mars take longer than Earth to orbit the sun because________.
What is it is farther away from the sun, so it has a longer distance to travel?
200
This planet rotates in the opposite direction from the other planets.
What is Venus?
200
Why the outer planets are called gas giants.
What is they are made from different types of gases?
300
An unmanned spacecraft sent to space to collect information.
What is a probe?
300
The shape of sun's light on the moon.
What is moon phase?
300
This is what the sun is and what it is made of.
What is a star made of burning gases?
300
The only planet with Reese's Peanut Butter Cups.
What is Earth?
300
This planet is the largest of all the planets.
What is Jupiter?
400
The movement of one object around another object.
What is revolution?
400
The sun and all the objects that revolve around the sun.
What is the solar system?
400
The difference between rotation and revolution.
What is rotation turns around the center and revolution turns around another object?
400
The smallest planet in the solar system.
What is Mercury?
400
This planet is the farthest planet from the sun and is blue in color.
What is Neptune?
500
A large body of rock or gas that revolves around the sun.
What is a planet?
500
Name the planets in order from the sun.
What is Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune?
500
The phase of the moon that might appear like there is no moon in the sky at all.
What is new moon?
500
The four inner planets are made of this material.
What is rocks and dust?
500
One reason Pluto is no longer considered a planet.
What is it is too small, it is made of ice and not gas like the other outer planets?