An astronaut leaves earth in a spaceship at a speed of 0.96 c relative to an observer on earth. the astronaut's destination is a star system 14.4 light-years away (one light-year is the distance light travels in one year.) according to the astronaut, how long does the trip take?

Which articulations allow for greatest range of motion?

An electron moves with a constant horizontal velocity of 3.0 × 106 m/s and no initial vertical velocity as it enters a deflector inside a tv tube. the electron strikes the screen after traveling 26 cm horizontally and 19 cm vertically upward with no horizontal acceleration. what is the constant vertical acceleration provided by the deflector? (the effects of gravity can be ignored.)

What would people living along the coast in south florida do if there was a hurricane warning? move to locations away from the water flock along coasts to watch the natural phenomenon buy instruments to predict the exact location of the hurricane measure water levels to know the exact time of the hurricane