Rock falls and rock slides occur in Yosemite National Park because slopes over steepened by past glaciations are readjusting to lower,safer slope angles.

Question

Quizplus · Accepted Answer

The statement is true. As slopes in Yosemite were glaciated in the past, they were left oversteepened, which caused rocks to fall or slide down to readjust to a safer slope angle. This is a natural process that happens in Yosemite and other mountain areas.

Rock Falls and Rock Slides Occur in Yosemite National Park