Aplanet rotating causes cycles of day and night on that planet, and day and night temperatures varied widely. Given these facts, a planet rotating causes among the following options: - our nearest star  - varied temperatures  - tides  - humidity  - global warming  - flow of electrons  - gravity  - Physical weathering
varied temperatures

Wind is used for producing electricity, and wind Turbines Wind turbines are windmills that generate electricity. Given these facts, turbines are used to what among the following options: - direct energy  - Metling snow  - run a car  - produce electricity  - kinetic energy  - chop trees  - lift heavy objects  - enormous damage to homes
produce electricity

Hydropower requires damming a river, and many dams along rivers and creeks help prevent floods. Given these facts, hydropower requires what among the following options: - a hydraulic system  - increases a body's strength  - helping to prevent floods  - Electric generators  - flow of electrons  - energy of moving objects  - power stations  - fissures of hot, acidic water

helping to prevent floods