1) The transfer of thermal energy. a) Heat b) Sound c) Electricity d) Thermal energy 2) The energy of the moving particles that make up matter a) Heat b) Thermal Energy c) Motion d) Sound 3) If the particles of an object have more thermal energy... a) Particles move faster b) Particles move slowly c) Particles move at normal speed. 4) The temperature can increase when... a) The object has more thermal energy  b) The object has less thermal energy. c) The object does not have thermal energy. 5) Thermal energy always move from something warmer to something colder. a) True b) False 6) Energy that of moving charged particles. a) Electrical energy b) Thermal energy c) Heat d) Energy 7) Electricity is another way to call... a) Heat b) Electrical energy c) Sound d) Electrical current 8) The electrical energy that is transferred through wires si called... a) Electricity b) Electrical energy c) Electric current d) Energy 9) Electrical energy can be transformed into... a) Light  b) Heat c) Sound d) Motion e) All the above. 10) A complete path through wich electric current can pass. a) Electrical energy b) Electric current c) Electric circuit d) Electricity 11) Can electric energy pass through a path/circuit that is not complete? a) Yes b) No 12) These are elements of a circuit. a) Wires and switch b) Bulb c) Wires d) Battery e) All the answers. 13) Energy possessed by moving objects. a) Energy b) Energy of motion c) Motion d) Heat 14) A machine that transforms the energy of motion into electrical energy. a) Electricity b) Circuit c) Generator d) Wires 15) Power provided by moving water. a) Hydroelectric power b) Wind power c) Solar power d) Nuclear power 16) Sources of energy of motion. a) Nuclear power b) Wind and moving water c) Heat d) Sound 17) Sources of energy that are formed from the remains of plants and animals that lived millions of years ahí  a) Nuclear power b) Sun c) Fossil fuels d) Water 18) What is Non-renewable energy? a) Energy that will eventually run out b) Energy that will never run out c) Wind power d) Solar panels 19) Coal, oil and natural has are examples of: a) Fossil fuels b) Renewable resources of energy c) Types of energy d) Types of heat 20) Nuclear power is an example of non-renewable energy resources. a) True b) False 21) Renewable energy resources come from fossil fuels a) True b) False 22) A source of energy that will never run out a) Renewable energy resource b) Non-renewable energy resource 23) These are renewable energy resources. a) Oil, coal, water b) Solar, wind and hydroelectric c) Wind, coal, solar d) Oil, natural gas, wind 24) Wind power and hydroelectric power use a generator to transform energy of motion into electricity. a) True b) False

Science

由
列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?