Interactive and printable revision flashcards. Prepare for your GCSE exams revising topics such as changes in energy stores, work, energy and heating and energy demands. FLASHCARDS: Electricity ...

TIM PEAKE:Hi, I'm Tim Peake. I'm an astronaut based here at the European Space Agency, in Germany. And from December 2015 to June 2016, I spent six months orbiting Earth on the International Space ...