FALSE STATEMENTS: All of the statements below are false or
nonsensical, either partially, or entirely. Give a brief
explanation, sketch, and/or counter-example why, or under what
circumstances the statement is false. Note that some of the
statements may have multiple errors.
a. Static friction means an object remains stationary.
b. The amplitude of an oscillator is directly proportional to
its period.
c. Buoyancy in liquids is caused by density increasing with
depth.
d. In an elastic collision each object bounces back with the
same speed as it had before.
e. The coefficient of friction is a force describing the
proportionality between the normal force and the frictional
force.
f. If roller coaster A and roller coaster B round the same hill,
then at the top they both experience the same "sense of
weight".