PH-1669

Free fall

Physics · Secondary 4 · Medium · Free fall

1. $15\,\text{m s}^{-1}$
2. $20\,\text{m s}^{-1}$
3. $30\,\text{m s}^{-1}$
4. $60\,\text{m s}^{-1}$

Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.