A ________ orbits the Sun, is massive enough to be nearly spherical in shape, and has no other large objects in its orbital path.
All eight planets ________ in the same direction.
The closer a planet is to the Sun, the _______ it revolves.
________ orbit the Sun and are nearly spherical in shape, but they share their orbital paths with other objects of similar size.
A ___________ is a natural satellite that orbits an object other than a star.
_______ are small, rocky objects that orbit an object the sun.
jupiter & mars
Most know asteroids are in the asteroid belt located between the orbits of ______________.
_________ are small, rocky, icy objects that orbit the Sun.
________ are small, rocky particles that move through space.
When a meteoroid enters Earth's atmosphere, it produces a streak of light called a _______.
A meteoroid becomes a _______ only if it impacts Earth.
The four inner planets are also called the _____ planets.
The four outer planets are often called the ______.
The moon seems to shine because it _______ light from the Sun.
The ________ has no wind, water, or plate tectonics.
Large, flat dark areas on the moon are called________.