The distance cue in which faraway objects appear to be hazy and have a blurred outline is called ______

Elsie, a third-grade student, is asked to define the equal sign. She is likely to say that it means "___."

a. the total sum b. the two sides of an equation represent the same quantity c. equal to d. the same as

In general, preschoolers appear to acquire motor skills by teaching themselves and by ____.

A. observing other children B. observing adults C. following parental instructions D. following a teacher's instructions