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Hey, does anyone have a sheet with all the chemical reactions that we need to know for the HSC? I just want a sort of thing that I can print off and stick on my wall to remember the reactions.

I'm doing year 12 Engineering and I've got an assignment due in a week and I need a little help getting started. One part of what we've been asked to do is find out information about a lifting hook. I've been searching for a few days and I haven't been able to come up with anything remotely...

Hello again, I was wondering what warm ups can I do simply at home to get the muscles in my upper body, essentially 'warmed up'? Basically when I'm at the gym I use the rowing machine to warm up, however at home I don't have that luxury at home so I'm at a loss for an idea of how to warm up my...

Chin ups, push ups and sit ups - How many can you do? How many can you do and whats a decent amount to be able to do? I'm 17 and I can do 20 chin ups, 30 push ups and 20 sit ups. I just started going to the gym and exercising more often, so I was just wondering about this.

Howdy all, I've been given an assignment which is to produce a report on a Chain Block (Lifting Devices topic). We are meant to select one of the following components from this list: Hook - top & bottom Gears Chain - effort & load Bearings / main shaft Housings / support structure I had a...