At Westonci.ca, we connect you with the answers you need, thanks to our active and informed community. Experience the convenience of getting accurate answers to your questions from a dedicated community of professionals. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently.

мяч с массой 400 г летящий со скоростью 15 м/с после удара о пол движется вверх со скоростью 12 м/с найдите изменение импульса мяча