Playing Sports, Staying Healthy. Organized athletics are woven into the fabric of the American tradition. Millions of boys and girls participate in baseball, basketball, track and field, and other sports as part of club and/or school teams. In addition to its established health benefits, sports participation has been lauded for fostering such basic values as fair play, competitiveness and achievement.
The periodic table contains seven rows of elements. The lanthanide series belongs to row six as elements 57-71.
Rating Newest Oldest. Best Answer: The period number is a just a fancy name of saying which horizontal row an element appears in on the periodic table. The first row, hydrogen and helium, appears at the top of the periodic table. Altogether, there are 7 rows (horizontally on the table).