Trong chân không có 2 điện tích điểm q1=3.10^-6C và q2=-6.10^-C đặt tại vị trí A và B tương ứng cách nhau 100cm. Tính lực điện thành phần và tổng hợp do q1, q2 tạo thành

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves

Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.

If anyone who can me with this hw? i would really appreciate it