Question

The Sanchez family just got a new pool. The pool company showed them the location of the heater, which is in one corner of the deep end. How does the heater in one corner of the pool, heat the entire pool? (1 point)
Responses

The heater adds thermal energy evenly to the pool's water
The heater adds thermal energy evenly to the pool's water

The heater warms the concrete walls of the pool, which warms the water.
The heater warms the concrete walls of the pool, which warms the water.

The heater creates convections currents, which transfer warmer water away from the heater and cooler water toward the heater
The heater creates convections currents, which transfer warmer water away from the heater and cooler water toward the heater

The heater warms the air above the pool, which warms the water

Answer 1

The heater creates convection currents, which transfer warmer water away from the heater and cooler water toward the heater.

Warm water rises and cooler water sinks (plus pool circulation), so the heat is carried through the pool until temperatures even out.