I believe it D because they have to have data , they also guess and really they also have opinions
Answer:
Hi... Before 1900 mendel was working about genetic so your answer is none of the above
Answer:
The right answer is D: realize that the term heavy describes an object one way and the term big describes it another way.
Explanation:
The studies of Piaget suggested that when a child is born, his brain if of a very basic kind of structure. He did not agree with the idea that intelligence is a pre-determined trait and in contrast he said that during the process of child's growth and development, when the interaction with environment occurs, his cognitive abilities also grow.
When the child is able to realize that term heavy describes an object one way and the term big describes it another way, that is the point when , children have acquired the cognitive skill of conservation.
Hope it help!
Answer:
used to observe small objects, even cells
Explanation:
The image of an object is magnified through at least one lens in the microscope.
