ÌâÄ¿ÄÚÈÝ
¸ù¾Ý»î¶¯5.6£º²â¶¨Ö½×¶ÏÂÂäµÄËÙ¶ÈʵÑ飬ÇëÄã»Ø´ð£º
1.²âÁ¿Ö½×¶ÏÂÂäµÄËٶȵÄÒÀ¾ÝÊǹ«Ê½
2.ÄãÑ¡ÓõÄÆ÷²ÄÊÇ£ºÖ½×¶¡¢¿Ì¶È³ßºÍ
3.¸ù¾ÝÏÂÁв½Ö裬ÇëÄãÔÚÏÂÃæ·½¿òÄÚÉè¼ÆʵÑé¼Ç¼±í¸ñ£¬²âÁ¿Ö½×¶µÄÏÂÂäËÙ¶È(2·Ö)
(1) ʵÑéÇ°Òª²âÁ¿³öͬѧµÄÉí¸ß£¬×÷Ϊ¡°Ö½×¶¡±ÏÂÂäµÄ¸ß¶Ès£¬¼Ç¼ÔÚʵÑé±í¸ñ¡£
(2) һλͬѧ°Ñ30¡«50ÀåÃ׳¤µÄ¿Ì¶È³ßƽ·ÅÔÚ×Ô¼ºµÄÍ·¶¥£¬ÁíÒ»¸öͬѧ°´ÕÕÕâÑùµÄ¸ß¶È×ÔÓÉÊÍ·Å¡°Ö½×¶¡±£¬Í¬Ê±¿ªÊ¼¼Çʱ£¬¼ÇÏ¡°Ö½×¶¡±ÂäµØʱËùÓõÄʱ¼ät£¬¼Ç¼ÔÚʵÑé±í¸ñ¡£
(3) Öظ´ÉÏÊö²½ÖèÁ½´Î¡£
(4) ¸ù¾Ý¹«Ê½¼ÆËã³ö¡°Ö½×¶¡±Èý´ÎÏÂÂäµÄËٶȣ¬²¢¼ÆËã³öƽ¾ùÖµ¡£
v=s/t Ãë±í
ÎïÀíÁ¿ ÊÔÑé´ÎÊý |
ֽ׶ÏÂÂäµÄ¸ß¶Ès/cm |
ÂäµØʱËùÓÃʱ¼ä t/s |
ÏÂÂäµÄËÙ¶Èv/cm/s |
ƽ¾ùÖµv/m/s |
1 |
|
|
|
|
2 |
|
|
|
|
3 |
|
|
|
¡¾½âÎö¡¿£¨1£©Òª²âÁ¿Ö½×¶ÏÂÂäµÄËٶȣ¬ÐèÒª²âÁ¿ÏÂÂäµÄ¾àÀëºÍʱ¼ä£¬ÀûÓÃËٶȹ«Ê½Çó½â£»
£¨2£©²âÁ¿ÏÂÂäʱ¼äÐèÒªÃë±í£»
£¨3£©ÊµÑéÖÐÒª¼Ç¼µÄÊÇʱ¼ä¡¢Â·³ÌºÍ¼ÆËã³öµÄËٶȣ¬²¢ÇÒÒª¶àʵÑ鼸´Î£¬¾Ý´ËÉè¼Æ±í¸ñ£®