The number of planets are in our solar system
What is 8?
Another name for the four inner planets.
What is terrestrial planets?
Another name for the four outer planets.
What is gas giants (or ice giants)?
The definition of gravity
What is the force of attraction between two objects?
A jump on the Moon would be this compared to a jump on Earth
What is higher?
Solar system definition
What is the Sun together with the all of the planets and other objects that orbit it?
The names of the inner planets
What are Mercury, Venus, Earth, and Mars?
The names of the outer planets
What are Jupiter, Saturn, Uranus, and Neptune?
Gravity's relationship to distance
What is the closer the objects are, the more they will experience the pull of gravity?
Comets are made of this
What is ice, rock, dust, and gas?
A region of space between Mars and Jupiter containing a multitude of asteroids
What is the Asteroid Belt
The smallest planet
What is Mercury?
The biggest planet
What is Jupiter?
Gravity's relationship to mass
What is the more massive an object is, the more gravity it has?
This keeps all of the planets revolving around the Sun
What is the Sun's gravity?
An object that used to be called a planet, but is now classified as a dwarf planet?
What is Pluto?
The hottest planet
What is Venus?
The furthest planet from the sun
What is Neptune?
Two factors that gravity depends on
What is mass and distance?
This happens what happens when a comet gets closer to the Sun.
What is - "It develops a tail" ?
A huge region beyond the gas giant planets, made up of different-sized icy chunks of matter and most of the dwarf planets
What is the Kuiper Belt?
The third planet from the Sun
What is Earth?
The seventh planet from the Sun
What is Uranus?
The Scientist that discribed the Law of Universal Gravitation - All objects have gravity
Who is Sir Isaac Newton?
A large rounded object that orbits the Sun, but does not clear its orbital path around the sun
What is a dwarf planet?