Both warm-up and cool down exercises can help prevent injuries associated with workouts. They allow the heart rate to increase and decrease slowly which prevents light headedness and also improves blood flow to the muscles.
Answer:
B.) Cross-country skiing; tennis
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From the graph the students will have approximately ; ( 2 )
3 to 6 hours available to devote to fitness
From the pie chart the time allotted to leisure and sports is marked as 3 hours. While the time allotted to other activities in the pie chart is marked as 2.2 hours.
Therefore a college student has an approximate of ; 3 hours + 2.2 hours = 5.2 hours, which he can devote to fitness. And this number falls within the range of 3 to 6 hours.
Hence we can conclude that the student will have an approximate of 3 to 6 hours available to devote to fitness
