|
Name |
Timescale |
Description |
File Size |
 |
Alaquash |
Actual Elapsed Time: 4 months (10,500,000 seconds) |
The annual process of spring regrowth takes place at a northern Wisconsin stream. Due to the cold climate, it takes a while for the... |
252 K |
 |
Building Construction.5 |
Actual Elapsed Time: 8 months (21,000,000 seconds) |
A new building emerges from an empty lot. First, the construction crew must dig out tons of dirt to make room for the building's... |
304 K |
 |
Cape Beach.4 |
Actual Elapsed Time: 4 months (10,500,000 seconds) |
During the months from winter to summer this beach in Cape Cod changes colors. Icy sludge and snow melt, gray plants wake up and... |
400 K |
 |
New York Forest.4 |
Actual Elapsed Time: 4 months (10,500,000 seconds) |
In four months the landscape of this New England forest changes color completely. The green of summer makes way for the rich hues of... |
284 K |
 |
New York Stream |
Actual Elapsed Time: 4 months (10,500,000 seconds) |
Winter snow gives way to spring growth. Spring weather melts the snow and swells the stream. The snow leaves nothing alive, it seems, only... |
556 K |
 |
Ozone.2 |
Actual Elapsed Time: 6 months (15,500,000 seconds) |
This animation shows how the amount of ozone in the atmosphere high above the South Pole changes over several months. The ozone hole, shown... |
500 K |
 |
Pregnant |
Actual Elapsed Time: 6 months (15,500,000 seconds) |
A pregnant woman changes shape as a fetus develops inside her. Normally we can't see these changes actually happen. We only detect large differences... |
580 K |
 |
Pond |
Actual Elapsed Time: 4 months |
Kids at the Science Museum of Minnesota made this clip recording the season changes at a pond... |
992 K |
 |
Cape Beach.5 |
Actual Elapsed Time: 1 year (31,500,000 seconds) |
The passage of seasons dramatically changes a beach on Cape Cod, Massachusetts. The warm days of spring melt away the ice and snow cover... |
560 K |
 |
Night.3 |
Actual Elapsed Time: 1 year (31,500,000 seconds) |
The positions of stars seem to move over the course of a year. In fact, it is the Earth that is moving, traveling around... |
400 K |
 |
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