Question

An arch construction provides ______(1)______, because, the pieces that make up the arch apply force ________(2)________.
a.
(1) aesthetic appeal; (2) upwards towards the center
b.
(1) stability; (2) down the sides
c.
(1) suspension; (2) to the connected cables
d.
(1) height; (2) to the shell

Answer 1

b. (1) stability; (2) down the sides

Rationale: An arch carries loads as compressive thrust along its curved pieces, transmitting force down and out into the supports, which gives the structure stability.