Suppose You Are Sitting Next to a Fire Burning in a Fireplace.One

question 31

Multiple Choice

Suppose you are sitting next to a fire burning in a fireplace.One end of a metal poker has been left in the fire.Which one of the following statements concerning this situation is true?

• A)You can feel the heat of the fire primarily because of convection.
• B)The end of the poker that is not in the fire is warmed through conduction.
• C)Heat escapes through the chimney primarily through conduction.
• D)You can feel the heat of the fire primarily because of conduction.
• E)The end of the poker that is not in the fire is warmed through convection.

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Definitions:

Water Table

The level below which the ground is completely saturated with water, marking the boundary between the area's unsaturated soil and its aquifer.

Overpumping

Pumping of groundwater at a rate that causes severe lowering of the water table in the aquifer or other detrimental effects.

Horizontal

Describes a direction parallel to the ground or the horizon; at 90 degrees to the vertical.

Groundwater

Water present beneath the Earth's surface in soil pore spaces and in the fractures of rock formations.