1) Which of the following helps prevent erosion? a) gravity b) running water c) oxidation d) planting of crops 2) Water and wind carry away soil from the surface of a mountain. This is an example of __________ a) erosion b) frost wedging c) oxidation d) weathering 3) When gravity pulls loosened rocks down a mountain cliff, a/an ________ results a) earthquake b) landslide c) erosion d) volcanic eruption 4) Chemical weathering can result in _________ a) volcanic eruption b) earthquakes c) landslides d) change in rock composition 5) Which of the following is a method for controlling soil erosion? a) watering plants b) planting vegetation and trees c) dumping of garbage in canals d) painting of walls and statues

Табло

Визуален стил

Опции

Шаблон за превключване

Възстановяване на авто-записаната: ?