Question

I FAN AND MEDAL.
It took thousands of years to form this canyon. What MOST LIKELY caused the formation of the canyon?


A)
a volcano


B)
an earthquake


C)
a rushing river


D)
a tectonic shift

Answer 1

C) a rushing river

Answer 2

yay its right

Answer 3

Caves like this one can be found all around Pennsylvania. Most caves are formed in a soft rock called ___________. Rain runs through cracks in the rock and causes chemical erosion. The process takes thousands of years. Eventually it carves out tunnels and caves below Earth’s surface.


A)
granite


B)
limestone


C)
sandstone


D)
shale

Answer 4

B limestone

Answer 5

yay its correct