Cosmology is the study of the overall structure and evolution of
A) the universe.
B) stars.
C) beauty.
D) galaxies.
Question 2
Fire a cannonball from a cannon and it curves due to gravity. Shine a light from a flashlight and it
A) curves per second the same as the cannonball.
B) follows a straight-line path with no curvature at all.
C) curves half as much as the cannonball.
D) curves slightly, but not as much per second as the cannonball.
Question 3
In a 1-g gravitational field, in 1 s, a light beam will curve beneath a perfectly straight line by
A) much less than 4.9 m.
B) about 4.9 m.
C) much more than 4.9 m.
Biology deals with the study of the many varieties of living organisms.
Structure of chymotrypsin
Pulsars are highly magnetized, rotating neutron stars that emit a beam of electromagnetic radiation.
Levels of protein structure: Quaternary structure
The structure of the influenza virus
The homotetrameric structure of the lac repressor protein