The nurse is observing a group of 8-year-olds who are being taught the concept of conservation of weight. Which activity would best help these children understand this concept?
A) Weighing and measuring each other and comparing the number of pounds to the number of inches for each person
B) Using a balance scale to weigh a variety of objects and counting how many pennies must be used to balance the scales
C) Weighing a pound of oranges and a pound of bricks and counting how many of each make a pound
D) Measuring the weight of a handful of popcorn and then the weight of a handful of pennies
Question 2
The nurse is observing a group of 8-year-olds who are being taught the concept of conservation of numbers. Which activity would best help these children understand this concept?
A) Stacking blocks in a tower and counting how many can be stacked without falling
B) Rearranging a group of coins first into a circle, then a triangle and then a square
C) Forming vases from blocks of clay that are of various weights
D) Measuring the weight of a handful of popcorn and then the weight of a handful of pennies
Hubba Hubba Nurse Smiley
The Laocoön Group, Roman copy, perhaps after Agesander, Athenodorus, and Polydorus of Rhodes.
Average Annual Growth Rates of Population by Country Group
Self-splicing of group I introns
Conservation of enhancer sequences