Margo Is 4 Years Old and Has a Pet Cat

question 53

Multiple Choice

Margo is 4 years old and has a pet cat. As she pets her cat, he begins to meow loudly. Margo then gets up and pours some water for her cat in his bowl. Margo is demonstrating which characteristic of children's theories about their world?

• A) Children identify fundamental units for dividing relevant objects and events into a few basic categories.
• B) Children explain many phenomena in terms of a few fundamental principles.
• C) Children explain events in terms of unobservable causes.
• D) Children do not develop theories about their world.

---

Definitions:

Malfunctioning Thermostat

A defective device that fails to regulate temperature properly, leading to heating or cooling systems operating erratically.

Refrigerant Pressure

The pressure of the refrigerant within an HVAC system or refrigeration cycle, crucial for the efficient cooling of air or refrigerated spaces.

Expansion Valve

A component in the air conditioning system that controls the amount of refrigerant flowing into the evaporator, thus regulating cooling.

Operating Temperature

The range of temperature within which a mechanical or electronic device is designed to function optimally.