A man lifts a 18.5 kg bucket from a well and does 8.23 kJ of work. The acceleration of gravity is 9.8 m/s 2 . How deep is the well

Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies. molten iron has a density of 7.0g/cm cubed. in its solid state, iron has a density of 8.0g/cm cubed.

If a balloon is taken outside on a very cold day, what will occur?

While you are driving in the lane next to the curb on a multi-lane road the car on your left suddenly moves toward you lane. they are about toy crash into your front fender. you