O piatra este aruncata pe verticala in jos cu viteza initiala de 3 metri pe secunda sa se calculeze viteza si distanta parcursa dupa t =3 secunde g=10metri pe secunda

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

In a stagnant pool of water, a crayfish may spend much of its time lying with one side of its carapace near the surface of the water. in this position, it will move the walking legs on that side in a rhythmic back-and-forth motion. explain the likely function of this behavior.

A26 cm object is 18 cm in front of a plane mirror. a ray of light strikes the object and is reflected off the mirror at a 42-degree angle. what is the angle of reflection? degrees what type of image is formed? what is the size of the image? cm