Answer the following statement(s) true (T) or false (F)
Eagles and other predatory birds have very sharp eyesight. The pupil of an eagle’s eye is roughly twice the size of a human’s under similar (daylight) conditions. A friend claims to have read that an eagle’s eye has 8 times the resolving power of a human eye in broad daylight. This is physically impossible.
TRUE
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What is the average distance between air molecules at STP?
a. 
b. 
c. 
d. 
Why will a helium-filled balloon rise in air while an air-filled balloon sinks?
What will be an ideal response?
The bulk density of the Moon is ________ than that of the Earth it orbits
Fill in the blank(s) with correct word
A proton with mass 1.67 × 10^-27 kg moves in an accelerator with speed of 0.900c. What is its kinetic energy? (c = 3.00 × 10^8 m/s)
a. 1.95 × 10^-10 J c. 3.70 × 10^-10 J b. 1.00 × 10^-10 J d. 1.35 × 10^-10 J