Analyze Your Data-
1. Calculate how much mass was gained or lost by the soil. By the radish plants.
2. Did the mass of the plants come completely from the soil? How do you know?
& Conclude and Apply-
1. In the early 1600s, a Belgian scientist named J. B. van Helmont conducted this experiment with a willow tree. What is the advantage of using radishes instead of a tree?
2. Predict where all of the mass gained by the plants came from.
Your LHj Lri
Compare your conclusions with those of other students in your class. For more help, refer to the Science Skill Handbook.
Jeff J. Daly/Visuals Unlimited
... The greatest snowfall in one year occurred at Mount Baker in Washington State. Approximately 2,896 cm of snow fell during the 1998-99, 12-month snowfall season. That's enough snow to bury an eight-story building.
^^^^^^^^^^^^^^^ What was the average monthly snowfall at Mount Baker during the 1998-99 snowfall season?
... The hottest climate in the United States is found in Death Valley, California. In July 1913, Death Valley reached approximately 57°C. As a comparison, a comfortable room temperature is about 20°C.
... The record low temperature of a frigid -89°C was set in Antarctica in 1983. As a comparison, the temperature of a home freezer is about -15°C.
Lowest Average Annual Rainfall
Highest Average Annual Rainfall
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