1) What process formed this delta? a) erosion and deposition b) condensation and precipitation c) shifting tectonic plate d) Weathering and erosion 2) What most likely made the sand dune form? a) floodwaters b) wind c) strong sunlight d) rain 3) A student hiking in a rocky area on a mountain notices that wide, deep cracks have formed in some of the large rocks. Some of the cracks are so large that the rocks have broken apart. Which process most likely caused these rocks to crack and break? a) Sediments being deposited b) Erosion by fast-moving water c) Erosion by wind d) Water freezing and thawing 4) Deposition of sediment will most likely form a a) river b) canyon c) delta d) dune 5) Which contributes the most to beach erosion a) animal activity b) evaporation c) precipitation d) wave action 6) What is deposition? a) The breaking apart of rocks into much smaller particles b) The settling down of particles that have been taken by erosion c) The removal of small particles through the actions of waves d) The force it takes to wear away particles from large chunks of rock 7) What is weathering?? a) The breaking apart of rocks into much smaller particles b) The settling down of particles that have been taken by erosion c) The removal of small particles through the actions of waves d) The force it takes to wear away particles from large chunks of rock 8) What is erosion?? a) The breaking apart of rocks into much smaller particles b) The settling down of particles that have been taken by erosion c) The moving particles from one location to another d) The force it takes to wear away particles from large chunks of rock 9) The Grand Canyon was formed by ______ eroding the sediments over time. a) water b) volcanic activity c) glaciation d) landslide 10) Which landform below was most likely made by the process of the deposition of sediments? a) b) c) d) 11) Which process formed the Grand Canyon? a) weathering b) erosion c) deposition d) volcanoes 12) Over short periods of time, the shape of the sand dunes in this landscape change. Which of the following is most responsible for these changes? a) humans b) water c) wind d) ice 13) What is most important in the formation of canyons? a) Increasing deposition of sand b) Earthquakes and floods c) Erosion and weathering from flowing rivers d) Glacial movement across land 14) Which of these describes how this canyon was most likely formed? a) Wind blew large rocks that smashed against the canyon walls. b) Ice wedged into cracks in the rock and weathered the canyon walls. c) Floods eroded the sandstone away from the canyon walls. d) Glaciers eroded the canyon rock as they melted and moved. 15) Which of these does NOT cause rapid change to the Earth’s surface? a) weathering b) volcanoes c) earthquakes d) sand dunes 16) Which of the following can cause significant and lasting changes to the Earth’s surface? a) earthquakes b) weathering c) volcanoes d) all of them 17) Which event is most likely to create new land on Earth's surface? a) erosion of a river b) eruption of a volcano c) an earthquake d) melting of polar ice caps 18) What force contributes to the destruction when a landslide occurs? a) balanced forces b) gravity  c) inertia d) air resistance 19) Because of erosion, landforms over time will get --- a) taller and more rugged b) smoother and smaller c) shift and move d) pointier and higher 20) What is the best way to model the effect of wind on sand dunes? a) Filter sand through a screen into water. b) Pour a bucket of sand through the air. c) Pour water over a pile of sand. d) Blow on a pile of sand through a straw. 21) Two processes are involved in the formation of a sand dune. Which two processes best describe how a sand dune forms? a) weathering and erosion b) erosion and deposition c) weathering and deposition 22) Scientists have found evidence of sand dunes on Mars. These sand dunes suggest that Mars has had a) water b) ice c) wind d) lava 23) This canyon was most likely created by a) an earthquake in a desert. b) a river cutting through rock. c) a volcanic eruption on an island. d) a glacier moving through a valley. 24) The picture shows a U-shaped valley. The valley most likely was formed by a) A volcano b) An earthquake c) A glacier d) A river 25) A delta at the mouth of a river is the direct result of a) an underground river flowing to the ocean. b) deposition of sediment. c) an ancient glacier that passed through. d) runoff from sewage. 26) A delta is shown in the picture. a) deposition of sediments by water b) deposition of sediments by wind c) mechanical weathering of rock d) chemical weathering of rock 27) Which is the best example of weathering a) The condensation of water vapor into droplets in clouds. b) The cracking of rocks caused by the freezing and melting of water. c) The formation of a sandbar along the side of a stream. d) The transportation of sediment in a stream. 28) Which question are the students most likely trying to answer in this investigation? A science class built the models shown below during an experiment. Students poured 50 mL of water at the top of each container. They collected the runoff from each model and measured and recorded their results. a) Do plants help prevent earthquakes? b) Are plants soluble in water? c) Which dirt is the best for plant growth? d) Do plants help prevent soil erosion? 29) What process is modeled in the lab? a) Deposition b) Ice wedging c) Mountain building d) Erosion 30) A teacher set up the model shown to represent the formation of a landform. Which landform does this model most likely represent? a) delta b) canyon c) sand dune d) cave 31) A canyon with tall, vertical sides is shown. Which of the following processes led to the formation of this canyon? a) rapidly moving water b) burrowing animals c) a hurricane d) volcanic activity 32) The table below shows how wind, water, and ice change the Earth's surface. Which landform was most likely made by the formation of glaciers? a) Aeolian Arch b) River delta c) V-shaped valley  d) U- shaped Valley 33) Which agent of change is most responsible for the formation of the landforms labeled in the picture? a) water b) wind c) glaciers d) mud 34) The process pf which rock is broken down into smaller pieces is - a) erosion b) deposition c) weathering d) compaction 35) Which pair of landforms is the result of the same agent of change? a) a canyon and v-shaped valley b) a u-shaped valley and a delta c) a delta and a sand dune d) a sand dune and a u-shaped valley 36) Which student-created model best represents the formation of a delta? a) A student carefully placed pieces of sediment on a hill b) A student set up a tray of sand and blew through a straw to form a hill of sand c) A student poured water onto a stream table filled with dirt and observed sediments get deposited at the end of the table in a triangular shape. 37) The characteristics of a valley are described. This valley was most likely formed by a) a slow-moving glacier  b) a thunderstorm c) heavy winds d) moving water 38) Which table correctly identifies the agents of change for the corresponding landforms? a) b) c) d)

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