Physics & Chemistry (2º ESO)

  • (#4502)   Seleccionar

    Density of a sample of solid 0001

    A 15 mL sample of a solid is weighted and the mass recorded was 29 g. What is the density of the solid?

  • (#4330)   Seleccionar

    Frequency and energy of light 0001

    If frequency of red light is lower than frequency of blue light, how will be their energies?

  • (#3776)   Seleccionar

    Heat transfer 0001

    Is there heat between two bodies with different temperatures when they are put in contact?

  • (#3677)   Seleccionar

    Waves: relation between frequency and wavelength 0001

    An electromagnetic wave is travelling through a vacuum. If its frequency is 1 MHz, what will be its wavelength?

  • (#3622)   Seleccionar

    Sound’s tone 0001

    What is the physical magnitude of sound related with tone?