Trên đường thẳng có hai điểm A ,B cách nhau 1140 m . lúc 7h , Xe I từ A CĐNDĐ hướng đến B với gia tốc 0,1m/s^2 và vận tốc 2m/s . Sau khi xe I qua A được 1p thì xe II chuyển động qua B cùng chiếu với xe I CDĐ với gia tốc 0,05m/s^2 và vận tốc đầu 10m/s

Iread this book last year so take this with a grain of salt.gene jumps from the tree to compete with finny due to the fact that gene is always trying to do better than finny. he is put under the grasp of peer pressure due to finny almost forcing him to do this. ever since he first jumped finny kept pressuring him to jump since he thought gene enjoyed jumping.rather than uses this answer you should probably just reread chapters 3-4

Since the pully is a simple machine so the mechanical advantage is a 1

Answer (d) the universe had cooled enough for atoms to combine, protons and neutrons were too far apart to form nuclei;