Inside a House,stepping on a Tile Floor Barefooted May Feel

question 65

Multiple Choice

Inside a house,stepping on a tile floor barefooted may feel almost cold,but stepping on carpet in an adjacent room feels comfortably warm.Why is this?

• A)It's because the tile is below room temperature while the carpet is at room temperature.
• B)It's because the tile is at room temperature while carpet is normally warmer.
• C)It's because the thermal conductivity of tile is less than that of carpet.
• D)It's because the thermal conductivity of carpet is less than that of tile.

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Definitions:

First Stage

The initial phase or level in a process or series of actions, often setting the foundation for subsequent stages.

Organogenesis

The process during embryonic development in which organs are formed from the germ layers.

Embryonic Development

The process by which an embryo forms and develops, from the single-cell zygote stage to the establishment of body plan and organogenesis.

Hollow Ball

An early stage in embryonic development in many animals characterized by a spherical layer of cells surrounding a fluid-filled cavity.