When we look into the band of light in our sky that we call the Milky Way, can we see distant galaxies? Why or why not?
A) Yes, they appear as small, fuzzy patches on the other side of our galaxy.
B) No, because there are only galaxies above and below the plane of the Milky Way.
C) No, because the stars, gas, and dust of the Milky Way block us from seeing them.
D) Yes, there are many other galaxies that we see inside the Milky Way.
C
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About how many dots are seen in the Hubble Deep Field image, just within that image? What are the dots seen in the Hubble Deep Field?
A. 3000 galaxies. B. 3000 stars. C. 3 million galaxies. D. 100 galaxies. E. 3 million stars.
In size, Mercury is intermediate between:
A) Earth and Venus. B) Mars and Earth. C) the Moon and Mars. D) Pluto and the Moon. E) Ceres and Pluto.
Which of the following could be the molecular formula for an alkene?
a. C5H5 b. C2H4 c. C3H5 d. C9H16 e. C4H10
A 1 mF, a 2 mF, and a 3 mF capacitor are connected in parallel, the combination being connected across a 9 volt battery. (a) Which capacitor has the greatest charge? (b) Which capacitor has the greatest voltage?
What will be an ideal response?