If the world was the size of, say, a tennis ball, how far away to scale would the Sun be? - Quora
Did you know that if the Earth were the size of a basketball the Sun would be over one hundred feet in diameter?
"If the Earth was the Size of a Tennis Ball…" by Jacob Dawson - YouTube
Guy Uses a Basketball and Tennis Ball to Visualize the Size of the Moon and Its Distance to the Earth » TwistedSifter
If the size of our sun is equal to that of a football, what would be the size of Earth? - Quora
Why a Tennis Ball Goes Flying When Bounced on a Basketball | WIRED
If the Earth is the size of a tennis ball, how big is the Sun?
Amazon.com : small TENNIS BALLS for Dogs by WOOF SPORTS (1.9") - 12 Orange Durable and Easy to Find Mini Tennis Balls for Small Dogs and Puppies. Includes Carrying Bag. : Sports & Outdoors
Space is really big!
Why tennis balls are yellow -- or maybe green - CNN Style
If the Earth were the size of a grain of sand, the Sun would be the size of a tennis ball – Factourism
Here's How Big Heavenly Bodies Would Be if the Earth was the Size of a Tennis Ball
Some of the Largest Known Stars Compared to a Tennis Ball-Sized Earth » TwistedSifter
What if Earth changed its orbit? | HowStuffWorks
Planets of the Solar System Shown to Relative Scale Using Fruit
Our Solar System to Scale : 11 Steps (with Pictures) - Instructables
Sun | Size Matters!
If the size of our sun is equal to that of a football, what would be the size of Earth? - Quora
Space is really big!
Space is really big!
VFX Artist Reveals the True Scale of the Universe - YouTube
An Interactive Map Showing the Range of the Solar System If Earth Were the Size of a Basketball
HongKong Tennis Open on Twitter: "#PHKTOdoyouknow Fact 5: If the earth = a tennis ball, the distance between earth/sun would be 21.5 tennis courts long http://t.co/DmyRJ4ZkYT" / Twitter
92.04 -- Earth-moon scale model
Astronomy Club Xmas Quiz ppt download
