Do you think the order of practice potentially facilitates learning outcomes without increasing the amount of practice?A study was conducted to examine how different training schedules influence throwing performance.
In this study,elementary school students threw a tennis ball at a target laid on the floor.They threw the ball from three throwing locations at distances of 3,4,and 5 meters from the target.The target consisted of the center (20cm wide) and nine larger outer rings.They served as zones to indicate the accuracy of the throws.
The students were assigned to one of three practice groups:Blocked,Random,or Combined.All students were instructed to use an overarm throwing motion to try to hit the center of the target with the ball.On the first day of this study,they each completed a total of 81 practice throws.
Students in the Blocked group threw 27 times from one of the three throwing locations,followed by 27 throws from the next location,and ended practice with 27 throws from the final location,In the Random group,each student threw the ball 81 times in the order of throwing locations that the researchers had specified.No more than two continuous throws were allowed from the same location for this group.In the Combined group,the students started with a blocked schedule and gradually shifted to a random schedule.On the next day,all students completed a performance test of 12 throws.
Results showed that during the practice of 81 throws,the Blocked group performed worse than the other two groups.Performance test scores were also analyzed.The Combined group showed the best performance among the three groups,followed by the Random group and then by the Blocked group.It is still uncertain if similar results can be obtained for adults in training programs for other throwing actions,such as those seen in bowling,baseball,and basketball.This will be addressed in the following section.
(1)Who might be interested most in the study result? BB
A.Ball sellers.
B.Sports coaches.
C.Long-distance runners.
D.Elementary school teachers.
(2)How many throws does a student perform in total? CC
A.39.
B.81.
C.93.
D.162.
(3)What do we learn about the Blocked group? DD
A.Various throwing motions are involved.
B.The distance from the target remained unchanged.
C.All throws were made from the same initial throwing location.
D.Throwers can throw three times in a row from the same location.
(4)What will most likely be discussed next in this report? DD
A.Training of underhand throws.
B.Younger students' movements.
C.Overarm throws with eyes closed.
D.Various kinds of throwing motions.
【考點(diǎn)】社會(huì).
【答案】B;C;D;D
【解答】
【點(diǎn)評(píng)】
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發(fā)布:2024/4/20 14:35:0組卷:6引用:2難度:0.5
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A.It is open all year.
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