Which is an application of the principle of uniformitarianism?

a.

ordering a group of fossils from largest to smallest

b.

examining a rock to find out what minerals are in the rock

c.

studying a modern river valley to learn about how ancient rock layers formed

d.
counting tree rings to determine the age of a tree

Which of the statements about waves is true? a. in longitudinal waves, particles move perpendicular to the direction the wave is traveling. b. both transverse and longitudinal waves can travel through water c. electromagnetic waves are a type of longitudinal waves. d. in a transverse wave, particles move parallel to the direction the wave is traveling.

Which boundary is associated with the building of the himalaya mountains? convergent transform divergent hot spot

Asystem containing an ideal gas at a constant pressure of 1.22×10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?