Use vector arrows to represent the velocity of a car that travels north at 50 mi/h and then travels east at 25 mi/h.

Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies.

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

An object dropped from cliff falls with a constant acceleration of 10 metre per second square find its speed of two seconds after it was dropped