Un automóvil que viaja a 50 km/h necesita una distancia de frenado de 16 metros, asumiendo que la fuerza que detiene al automóvil es constante. Si la velocidad inicial fuera 100 km/h, ¿qué distancia necesitaría para detenerse?
A. 26 m.
B. 32 m.
C. 64 m.
D.90 m.

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50 g of ice at 0°c is dropped in a beaker containing 100 g of water at 0°c. what will be the contents of the beaker after 5 hours? assume that the room temperature is 0°c.

Which of the following are properties of mechanical waves? check all that apply ⭕️ particles of the medium move back and fourth, but do not move with the wave. ⭕️ the particles of the medium always move parallel to the wave motion. ⭕️ wave motion begins with a disturbance in the medium. ⭕️ waves transport energy from a source outward, away from the source.

What are similarities and differences between refraction, reflection, diffraction and absorption?