If the light takes 8 minutes to reach Earth from the Sun and the nearest star is 4.7 ly from the Sun, what is the distance from the Sun to the nearest star in astronomical units?
a. 37.6 AU
b. 1.7 AU
c. 214 AU
d. 310,000 AU
e. 1.5 × 10^11 AU
d
You might also like to view...
A potter's wheel, with rotational inertia 46 kg ? m2, is spinning freely at 40 rpm. The potter drops a lump of clay onto the wheel, where it sticks a distance 1.2 m from the rotational axis
If the subsequent angular speed of the wheel and clay is 32 rpm what is the mass of the clay? A) 8.0 kg B) 5.4 kg C) 7.0 kg D) 8.8 kg
The brakes in a car work because of __________ principle
Fill in the blank(s) with correct word
The lunar maria are ancient _______________ that have apparently covered older, cratered lowlands
Fill in the blank(s) with correct word
Compare the graph above to Figure 8.14, which shows the decay of potassium-40. Which element is more radioactive (undergoes radioactive decay more quickly)?
A) uranium-235 B) potassium-40 C) Both are equally radioactive.