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elena-14-01-66 [18.8K]
3 years ago
5

A projectile is launched straight up. From launch to landing back down takes 8s.

Physics
1 answer:
jok3333 [9.3K]3 years ago
6 0
39.2 m/s is the launch velocity.
This will make the velocity zero after 4 seconds, and then 32.9m/s after 8 seconds as it lands back down.
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