How Big Are Things? Home     Welcome	small		Real world	big			solar system		between	galaxy
	nano	micro		meter	kilo		Mega	Giga	Tera	Peta	Exa

m = 100 m

look at the entire room

galaxy		21
		20 19
local stars		18
		17 16
between		15
		14 13
E's orbit		12
		11 10
sun		9
		8 7
texas		6
		5 4
hood		3
		2 1
you		0
		-1 -2
salt grain		-3
		-4 -5
bacteria		-6
		-7 -8
atom		-9

you! car whale

redwood ("Atlas")	rainforest src

747

737

US football
college basketball tennis softball diamond

world football (international match size) src

hectare (100 m x 100 m)

acre

feet (ft)
0	100	200	300	400	500

Boston Prudential Tower data

Statue of Liberty src img

World Trade Center

Empire State Building data

Taj Mahal data

Eiffel Tower data

1000 ft

Distance traveled in 1 second at
1 m/s (shuffling)
2 m/s (walking) (1 mile per hour)
3 m/s (jogging)
4 m/s (running)
2.8 m/s (10 kph - km per hour)
10 m/s (20 mph)
28 m/s (100 kph)
32 m/s (65 mph)
100 m/s (200 mph)

Click on/off

1 m/s walking 2 m/s running 4 m/s highway 32 m/s

srcUSS John F. Kennedy (CV 67) size

(1 foot long)

original, src Greek trireme (3-4 m/s)

src

A cube of 100 billionUS pennies 1/2 of those circulating 1/3 of those ever minted (this area is about 4 × 109 pennies layed flat)

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