Forces and their effects

Exercises and problems about forces and their effects on systems: movements and deformations.

  • (#3494)   Seleccionar

    Time it takes for blood to cover 30 cm distance (3494)

    The speed of blood flow is 30 cm/s. Considering a vein as a straight path, how long will it take for blood to cover a distance of 30 cm?

  • (#3165)   Seleccionar

    Time it takes for sunlight to reach the Earth (3165)

    There are 150 000 000 km between the Sun and the Earth. If the velocity of light in a vacuum is 300 000 km/s, how long does it take for light to reach the Earth?