Calculate the period of a 3.120 m long pendulum in Cairo, Egypt, where g
= 9.793 m/s^2.

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.

Why should seat belts not be mandatory quick plz

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical