Touching the live wire of an appliance is dangerous when the appliance is connected to the mains electricity supply
Eynlain why​

If you wanted to move an electron from the positive to the negative terminal of the battery, how much work w would you need to do on the electron? enter your answer numerically in joules.

Language is not the only way that humans communicate. describe how we use sound, touch, chemicals, and sight to communicate. need answer asap

You have 80 g of 60oc water and 80 g or 10oc water. what is the final temperature when the two are mixed? explain.