Which option names two processes that must occur to form soil?

a erosion transports mineral particles and plants die and decay

berosion and weathering

cplants produce loam and plants produce humus

dweathering breaks rocks into minerals and plants die and decay

Which of the following is not a characteristic of s waves? a. travel slower than p waves. b. cannot be detected in locations more than 105° from an earthquake’s epicenter. c. travel through solids and liquids. d. only affect coastal regions.

Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?

Each line (unit) on the horizontal axis represents: 5 years 10 years 20 years all of the above