Imagine for a moment that despite all the evidence, Earth actually is not rotating and orbiting the Sun. Which of these hypothetical observations (none of them are real) would be inconsistent with our Sun-centered view of the solar system?
A) We find that we are unable to measure any parallax for a distant galaxy.
B) We discover an Earth-sized planet orbiting the Sun beyond the orbit of Pluto.
C) We discover that the universe is actually contracting, not expanding.
D) We discover a small planet beyond Saturn that rises in the west and sets in the east each day.
D
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Which type of asteroid is classified as rocky, bright, and reddish?
a. C-type b. F-type c. M-type d. S-type e. V-type
Which main-sequence star has the lowest mass?
A) M B) G C) A D) O E) Can't tell from information provided.
Opposing shearing forces of 3000 N are applied to the 4.00 cm × 5.00 cm faces of a 3.00 cm × 4.00 cm × 5.00 cm steel block. By what amount does the block become slanted? The shear modulus for steel is 8.10 × 1010 N/m2
A) 1.54 × 10-6 m B) 5.56 × 10-7 m C) 9.88 × 10-7 m D) 3.08 × 10-6 m E) 6.98 × 10-6 m
The figure shows a distance versus time graph for an object
The acceleration of the moving object is
a.
zero.
b.
constant.
c.
increasing.
d.
decreasing.
e.
not determinable.