help plz no one in my class understands and its a homework due i tried doing it but it doesnt enter my mind plz asap

Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?

Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m

Aviolently rotating column of air is formed around a region of extremely low air pressure above land. which of these weather conditions is most likely to follow? blizzard cyclone tornado hurricane