Graphical Analysis: The graph in the figure shows the position of a particle as it travels along the x-axis. What is the magnitude of the average speed of the particle between t = 1.0 s and t = 4.0 s?
A. 1.0 m/s
B. 1.3 m/s
C. 0.67 m/s
D. 0.50 m/s
E. 0.25 m/s
Answer: B
You might also like to view...
Galileo used a telescope to discover
a. spots on the Sun. b. craters on the Moon. c. moons around Jupiter. d. moon-like phases of Venus. e. all of above.
Why did Carl Sagan say that we are star stuff?
A) The composition of most stars (mostly hydrogen and helium) is about the same as the composition of our bodies. B) Cosmic rays reaching Earth from distant astronomical sources may be one source of mutations that help evolution along. C) Nearly every atom from which we are made once (before the solar system formed) was inside of a star. D) Nearly every atom from which we are made was once inside our star, the Sun. E) Sagan thought that all of us have the potential to be movie (or TV) stars like he was.
Convection currents in the air near a seashore are produced by
A) shifting winds. B) unequal heating of land and water. C) varying temperatures. D) none of the above
You do not see your image when you look at a flat rough aluminum surface because of
a. interference. b. diffraction. c. specular reflection. d. diffuse reflection. e. polarization.