问题
填空题
相对离心力场的()为:做圆周运动的物体受到的离心力与其重力之比。
答案
参考答案:大小
相对离心力场的()为:做圆周运动的物体受到的离心力与其重力之比。
参考答案:大小
从方框中选出适当的词完成句子,每词限用一次,有两个词是多余的。
2. _____ White is our English teacher. He is good with us. 3. —What _____ do you like best in the school? —Biology. 4. This is Paul's mother,Gina Brown.You can call her _____ Brown. 5. Kate has music_____ on Tuesday. |