Shelters Vocab

Front

Which factor does NOT affect the energy required to collect materials? Options: Distance from material site to build site, Elevation difference between sites, Weight of the materials, Color of the materials

Back

Color of the materials

Front

What is the primary heat source inside the closed shelter? Options: Campfire inside the shelter, The four human bodies at rest, The sun's heat, Heated rocks placed inside

Back

The four human bodies at rest

Front

Which shape minimizes surface area for a given volume? Options: Cube, Sphere, Cylinder, Square-based pyramid, Half cylinder

Back

Sphere

Front

In thermal conductivity, what does the k value represent?

Back

Thermal conductivity of the material

Front

In the formula Q = kA (Th - Tc) / L, what does L represent?

Back

Thickness of the material

Front

Which material has the lowest thermal conductivity (k value)? Options: Aluminum, Fiberglass, Glass, Steel

Back

Fiberglass

Front

Why is air considered one of the best insulators?

Back

It's a gas with very low density.

Front

What happens if humans consume more food energy than they burn?

Back

They build up fatty tissue.

Front

Which statement is true about volume and surface area? Options: Volume measures wrapping; surface area measures filling, Surface area measures wrapping; volume measures filling, Both measure filling, Both measure wrapping

Back

Surface area measures wrapping; volume measures filling

Front

Why is minimizing surface area important in shelter design?

Back

To reduce heat loss