This graph shows the position of an element of air as a function of time as a sound wave passes through it.Which letter corresponds to the amplitude of the wave? 
Definitions:
Normal Growth
The typical progression of physical development in an individual or organism, often measured against standardized benchmarks.
Strength of Emotions
The intensity or power of one's emotional responses or feelings.
Strange Situation
A laboratory procedure for measuring attachment by evoking infants’ reactions to the stress of various adults’ comings and goings in an unfamiliar playroom.
Q1: A fire whistle emits a tone of
Q14: An object attached to one end of
Q15: Bernoulli's equation can be derived from the
Q27: The electric field due to a uniform
Q30: When two gases separated by a diathermal
Q40: In the Rutherford model of the
Q41: The equipotential surfaces associated with a charged
Q46: The electric field at a distance of
Q74: When a body executes simple harmonic motion,
Q95: Use R = 8.2* 10<sup>-5</sup> m<sup>3</sup> .atm/mol