Suppose you see a photo showing Jupiter half in sunlight and half in shadow (that is, a first quarter Jupiter). This photo might have been taken by ________
A) the Arecibo radio telescope in Puerto Rico
B) the Galileo spacecraft that orbited Jupiter in the 1990s
C) the Keck telescope on Mauna Kea, Hawaii
D) the Hubble Space Telescope (which orbits Earth)
B
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During creation, animation software records the changing images in a series of frames along a timeline.
Answer the following statement true (T) or false (F)
Two parallel-plate capacitors have the same plate area, and the gap between the plates is filled with a dielectric with a dielectric constant equal to 6 . The gap in capacitor A is three times that in capacitor B. What is the ratio of the capacitance of A to B?
a. 1/3 c. 3 b. The ratio is not given. d. 18
The total number of protons and neutrons in the nucleus of an tom is referred to as its
A) atomic mass number B) average atomic mass C) proton number D) atomic number
The ________ theory describes the origin of the planets as having been formed by accretion of small particles into progressively larger and larger bodies
Fill in the blank(s) with correct word