The highest-caliber cannon ever built (though never used) is located in moscow russia. the diameter of the cannon’s bar is about 82 cm, and the cannon’s mass is 35027 kg. suppose the cannon were lifted by airplane. if the potential energy associated with this cannon were 8.88 x 10^8 j, what would be it’s height above sea level?

Answer(b) both involve the use of levers;

Perhaps seek some professional ? it isn't very asking some children who are just trying to find out answers to homework.also, it seems professional would actually be good to you. obviously it isn't going to magically fix your depression, but it'll do something. drugs, smoking weed, it won't do much, especially if your husband is against it. if you do it he'll dislike it. but talk to him, try and get him to listen to you, and figure everything out together, okay? there's a website- maybe it can offer some ?