Archimedes
This is a giant sphere or ball of gases that produces light and heat.
What is a star?
This occurs when Earth’s rotation axis is tilted neither toward NOR away from the Sun.
Equinox
This is the distance light travels in one year.
Light Year
These are space objects made up of dust and ice - they create a "tail" behind them.
Comets
This is the imaginary line through the middle of Earth or any sphere and the Earth spins on this.
Axis
What is made up of the sun and all of the objects that travel around it?
Solar System
What is a group of stars called?
Constellation
This is a natural satellite that revolves around the Earth.
Moon
When a meteoroid enters Earth's atmosphere, it produces a streak of light called this.
Meteor
Unlike our lab activity telescopes, what type of telescope was Mr. Barriball's?
Reflecting
What force keeps the planets in orbit?
Gravity
When the Earth's rotation axis is tilted directly toward or away from the sun, it is called this.
Solstice
Mr. Barriball told us this Schwarzenegger title is "line that divides night and day on the moon."
Terminator
This is the movement of one solar system object into the shadow of another object.
Eclipse
This is the term for the interference caused by large urban areas that makes observation of celestial objects more difficult
Light Pollution
The 4 outer (a.k.a. "gas or ice giant") planets?
Jupiter, Saturn, Uranus, and Neptune?
The 4 inner (a.k.a. "terrestrial") planets.
What are Mercury, Venus, Earth and Mars?
Not Mr. B.'s opinion or a Disney dog, but "officially" stopped being considered the 9th planet since 2006.
Pluto
The size of the mirror on Mr. Barriball's telescope
8 Inches
This equals one rotation of Earth around its axis.
One Day
This is the largest planet in the solar system.
Jupiter
This is the spin of an object around its axis.
Rotation
These are large pieces of space rock with irregular shapes found between Mars and Jupiter.
Asteroid Belt
These orbit the Sun and are nearly spherical in shape, but they share the orbital paths with other objects of similar size
Dwarf Planets
This equals one revolution around the Sun.
One Year