Question

___________ is the ability to understand that certain physical characteristics remain unchanged even when their outward appearance changes.

a. conservation
b. a formal operation
c. stability
d. a sensory operation

Answer 1

I believe the answer is: A. Conservation

According to piaget's stage of development, children develop Conservation ability when we entered the ages of 7-11.
This Conservation ability is often used as a sign by psychologist to see that children is experiencing healthy rate of cognitive development,