Na siloměr zavěsíme pod sebe závaží s hmotnostmi 50 gramů, 100 gramů a 200 gramů. Jak velkou sílu bude ukazovat siloměr?

Which statement is true for light passing into a medium that is more optically dense than the first medium through which it past

The velocity of car is 80.0 miles per hour. what is the velocity of car in meters per second? (1 km -0.621 miles) m/s

Which statement correctly describes the relationship between frequency and wavelength?