All devicea need.... to perform their functions., Electricity, Energy, fuel, solar panels, Fossil fuels are extracted from:, The earth's surface, underground, water, Sun, Natural materials that are renewed shortly after use are called:, Non-renewable sources, Renewable source, finite sources, harm sources, Due to pressure and heat, the remains of ... ..turned into oil., sand, Rocks, Marine organisms, Air, smog is a mixture of :, smoke and dust, smoke and fog, small insects, large insects, what helps solar panels work better?, Direct sunlight, shade, Rain, Wind, The energy of water behind a dam is mainly:, kinetic energy, potential energy, chemical energy, Heat energy, water turbines convert water movement into:, light energy, Electrical energy, chemical energy, Heat energy, The breaking down of rocks into smaller pieces without changing their chemical structure is called...., chemical weathering, mechanical weathering, Erosion, Deposition, limestone caves are formed due to..... weathering., mechanical, chemical, wind, gravity, canyons are special type of:, mountains, Valleys, Deltas, Plains, The process where sediments settle in a new location is called.., erosion, weathering, deposition, suction, Deltas are formed when a river meets:..., A mountain, Water of a big water body, A canyon, A desert, which factor increases the erosion caused by wind?, Heavy rain, planting trees, Stronger wind, cold westher, Dams are built on rivers to:, Stop evaporation, control water flow and generate electricity, Increase temperature, produce sound, Where do we usually put solar panels?, On the roof of a house, Indide a closed room, Underground, In a river, When operating an electric blender, some energy is lost in the form of..., light, kinetic, Radiation, Sound, The rate of consumption of ... is faster than its renewal., Air, Oil, Water, Sunlight, when you eat food, your body stores....... energy., Mechanical, Chemical, Electrical, Sound, Most of the "wasted" energy in devices escapes in the form of...., light, sound, Heat, Chemical

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