2025/2026 Exam Questions and Verified
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you are in tuscon, arizona, at 32 degrees north latitude & 111 degrees west
longitude. What is the altitude of the North Star? - 🧠 ANSWER ✔✔C. 32
degrees above the horizon
The Sun's apparent annual motion around the ecliptic, at a rate of 1 degree
per day against the stars, is caused by what actual motion of the Earth? - 🧠
ANSWER ✔✔A. Revolution around the Sun
in principle, you could learn the circumference of the Earth, by measuring
how far... - 🧠 ANSWER ✔✔B. you would have to walk to have the North
Star one degree higher in the sky
suppose an inferior planet orbits the Sun in 8 months, while Earth, requires
12 months. How often does the inferior planet "gain a lap" on us? (time
between inferior conjunctions) - 🧠 ANSWER ✔✔B. 24 months
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, galileo saw that the disk of Venus changed size and phase. What would he
have observed for venus just before or after venus passed between us and
the Sun? - 🧠 ANSWER ✔✔C. a relatively larger diameter disk in a crescent
phase
what is the average distance from the Sun of an object which takes 3 years
to complete one orbit? - 🧠 ANSWER ✔✔C. slightly more than 2 AU
newton discovered the force on a planet that was required to explain its
orbital motion. What was the direction of this force? - 🧠 ANSWER ✔✔B.
inward, pointed towards the Sun.
which of these has the longest wavelength? - 🧠 ANSWER ✔✔D. infrared
radiation from your classmates
the sun's thermal energy output peaks in the visible part of the spectrum.
compared to this, what would describe the thermal radiation from a cooler
star? - 🧠 ANSWER ✔✔D. less total energy with a peak in the infrared
in hydrogen, an electron changing fro the first to the second orbital energy
level would account for what spectral line? - 🧠 ANSWER ✔✔B. an
absorption at an ultraviolet wavelength
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COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED