Examlex
Star clusters are important to the study the stellar evolution because stars in a given cluster have the same
Selective Deafness
A psychological condition where an individual may unconsciously ignore or not process auditory information or sounds that they find distressing or overwhelming.
Feature Detectors
Feature detectors are specialized neurons in the brain that identify specific elements of a sensory input, such as edges, lines, or movements, helping to interpret complex stimuli.
Weber's Constant
A principle in psychology that quantifies the perception of change in a given stimulus, stating that the ratio of the increment threshold to the background intensity is constant.
Hue
The color of light, as determined by its wavelength.
Q3: What is the escape velocity from the
Q9: If you compare two stars,<br>A) the one
Q11: Stars are born in<br>A) reflection nebulae.<br>B) dense
Q15: A _ is a piece of glass
Q19: The number of _ in the nucleus
Q19: Massive planets create _ doppler shifts of
Q22: The _ is a measure of the
Q45: The red shifts of the galaxies imply
Q50: Before it ejects a planetary nebula,a star
Q56: A solar or lunar eclipse will occur<br>A)