2008年6月27日，中央文明办等部门联合下发关于表彰“抗震救灾英雄少年”的决定。举办这一活动有利于激励广大未成年人学习他们的优秀品德，共同营造崇尚先进、学习先进的良好氛围，激励广大未成年人奋发向上、健康成长。
运用《文化生活》知识回答下列问题：
（1）简要说明国家开展“抗震救灾英雄少年”评选表彰活动的依据。
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（2）上述活动的开展，对青少年的健康成长有什么道德启示？
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