The following table gives the approximate radius of a few Solar System objects:

Sun	7x1010 centimeters
Earth	6x108 centimeters
Jupiter	7x109 centimeters
Pluto	1x108 centimeters

If we made a model of the Solar System with the Sun the size of a big beachball (1 meter in diameter), how big would the Earth be?
    A ) basketball
    B) baseball
    C) marble
    D) grain of sand
Try to calculate exactly how big the model Earth would be. Be prepared to explain!
How about Jupiter?
How about Pluto?

When called for, hold up the letter of your choice.