*Tick the correct answer: In the past, tractors horses pulled ploughs *Tick the correct answer: Today, tractors horses pull ploughs *Tick the correct answer: people washed their clothes in In the past, washing machines rivers *Tick the correct answer: people wash their clothes in Today washing machines rivers clean rugs ? give light ? iron clothes ? provide water ? *Is it natural or artificial light? Decide and tick The Sun Natural light Artificial light *Is it natural or artificial light? Decide and tick A lamp Natural light Artificial light *Is it natural or artificial light? Decide and tick a fire Natural light Artificial light *Is it natural or artificial light? Decide and tick The Moon Natural light Artificial light *What does electricity produce? light ? sound ? movement ? heat ? |