While navigating through the Smithsonian's "Sizing up the Universe" website answer the following questions on a separate sheet of paper:
Step 1: Earth is to... as a... is to the moon(answer all three) Earth is to a BEACH BALL, as a ____(1)______ is to the moon Earth is to a Basketball, as a ___(2)______ is to the moon earth is to a BRUSSEL SPROUT as a ____(3)_______ is to the moon step 4: how big is the sun If the earth were a basketball and the moon was a tennis ball the sun would be a _____(4)__________.
The mass of the sun is about _______(5)__________ times greater than the earth.
the diameter of the sun is about ____(6)_________ times larger than the diameter of the earth.
step 5: estimate the difference Calculate how long it takes light from the sun to reach jupiter. (7) show your work! (8)
Step 6: choose your pluto if earth were a basketball and the moon were a baseball pluto would be a ___(9)_______. How many plutos would it take to cover the earth? (10)
step 7: estimate the difference how many earth years does it take pluto to revolve the sun? (11)
About ____(12)_____ plutos could fit inside earth. About ____(14)_____ earths could fit inside Jupiter. How many plutos could fit inside jupiter? (15)
Step 8: The nearest star to ours what is the nearest star to ours? (16)
step 9: Estimate the difference If the capitol dome were our sun how many miles away would the nearest star be? (17) our nearest star is 63,000 AU's away. How many miles would this be? (18)
step 10: a star among stars the distance across our solar systems is ______(19)________ miles. the distance across the milky way is ____________(20)_______________ miles.
step 11: choose your solar system if our solar system was a quarter the milky way would be a _____(21)________ if our solar system was a cookie the milky way would be a ______(22)_________ if our solar system was a fried egg the milky way would be a _____(23)_______
a cookie in the outfield of wrigley field would mean the milky would be ______(24)________.
step 14: Other solar systems There are at least ________(25)_____________ other galaxies. the nearest major galaxy to the milky way is _______(26)______________. could these two galaxies ever collide? (27)