La componente horizontal de la velocidad (Vx) de un proyectil lanzado con un ángulo de inclinación desde la superficie será:
a. Constante
b. Negativa
C. Variable
d. Todas las anteriores

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

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine

How does a circuit breaker protect a refrigerator? a. when the current is too high, a metal strip in the fuse melts and opens the circuit. b. when the resistance is too high , a re-settable which opens a circuit c. when the current is too high , a re-settable switch opens the circuit d. when the resistance is too high a metal strip in the fuse melts and opens the circuit