A projectile is projected from the origin with a velocity of 45.0 m/s at an angle of 30.0 degrees above the horizontal. What is the location of the projectile 3.00 seconds later?
A. X = 85.0 m, Y = 37.0 m
B. X = 117.0 m, Y = 23.4 m
C. X = 37.0 m, Y = 117.0 m
D. X = 23.4 m, Y = 37.0 m
E. X = 85.0 m, Y = 23.4 m
B. X = 117.0 m, Y = 23.4 m
You might also like to view...
The peculiar system SS 433 I. is emitting beams of energy and matter. II. is producing a spectrum with both a red and a blue shift. III. probably contains an accretion disk. IV. is the result of a planetary nebula
a. I b. III c. II & III d. I, II, & III e. I, II, III, & IV
Which of the following is not generally true of all the terrestrial world lithospheres?
A) The lithosphere is broken into a set of large plates that float upon the softer rock below. B) Rock in the lithosphere is stronger than rock beneath it. C) The lithosphere extends from somewhere in the mantle all the way to the surface. D) The thickness of the lithosphere depends on interior temperature, with cooler interiors leading to thicker lithospheres.
Kepler's Third Law of planetary motion states that
A) the further a planet is from the Sun, the faster it moves in its orbit B) an imaginary line joining the Sun and planet sweeps out equal areas in equal times C) the further a planet is from the Sun, the slower it moves in its orbit D) the orbits of planets are ellipses
Negative temperature coefficients of resistivity
A) exist in superconductors. B) do not exist. C) exist in semiconductors. D) exist in conductors.