1) form of energy that we can see a) Light b) sound c) elastic d) gravitational e) electrical f) chemical 2) Form of energy that is stored in food a) light b) sound c) elastic d) gravitational e) electrical f) chemical 3) the form of energy produced by an electric current a) light b) sound c) elastic d) gravitational e) electrical f) chemical 4) The form of energy that is stored in springs a) light b) sound c) elastic d) gravitational e) electrical f) chemical 5) the form of energy that we can hear a) light b) sound c) elastic d) gravitational e) electrical f) chemical 6) the form of energy that is stored when an object is at a height. a) light b) sound c) elastic d) gravitational e) electrical f) chemical 7) The ability to do work a) Power b) Work c) Energy d) Force e) friction

排行榜

视觉风格

选项

切换模板

恢复自动保存: