Complex machines are made of different simple machines.
EXAMPLES
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjWLDgYj9_aOQvAQeQ7Yy1QNoNe_l8x7F4s2eczK3zkQhGfUIpXl_d-FG-W9gE8BFJXcY0nvWXQ85WVTN5c5DGTG68RenhEAGACnDHFqyl7fWzENbEaSduHYeygmJe1TizP_6FFreyWy_hcz9f5mSA-2vZ1es5p2E7I5uyhOC_1oOn9Rca74792KTZo3akR/w559-h391/15137638823695.5770ea55a7d75.gif) |
Bike |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjPiDgL8CT-YwKIsCl0TPdnhBlzKHzWeXIot4xQ7c3I35lbdWaJDBqG0ZY74sH6BUBcRbzrdYySGlf8DHDdecaO6SRYxiamU46-MvqIe6mupJcfPDnXYFsChkzKTSbfo-9fnM9bZ0ygidiAsgy3y1psugQaqNEbMjsVaRz-UeY7Zwwm7f-xOgNQnU0SQJ1u/w500-h375/LeHs.gif) |
Scissors |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJK37Nx7WC7kp7sXmpa7UhpqaR28Q3262DLnSNEfwcmaykfHuL0G7NMJeItxcm3nca-sXPtKlEezqSPTgib74WJfzrt1NXzjI8Oh-GvGtXAYMVfVoVrK5C0Zy541tJfmx_QXol5VAY0uyQDTzhgYtHSu8Nb33TwkRPtrXBmr2MNTWI5mW7-ozLf2FEJ0eG/w436-h436/carretilla.gif) |
Wheelbarrow |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgzjRmeJ9bw1XI7eSNR8NpZF8YbgzQdqYvQy-yR5QQCCnU7tqEb-E2js3A4BeInO-_rGJwLMriMVXzhpZC9e58ztKxkaPFZSGYGLlzyd5G_ODg9KxFLm96SfJf1ZF7udFvNQpqAiHVyD_AYSUUpMsDm4kXy1frNVENp7pnMxCn80IlM3Bz9luBud65PNEZn/w460-h345/stapler.gif) |
Stapler |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjtrnq3bEssI960RP1erybQgqTDArmo3DbMkgukjT6P6l7LxazSrlJKACVG9iYhCPA_bvOvLEJGzhLCZFKUk3iSP_QdHk75ZNaoM7AQi5ihkUO4DWyylo2mPgcQLAvi5MrdyP5a3fEA_aUOfFFsamBD9bIX75jloMv_mVTdbGRBWlp4oCAfI20pcwpt1RPu/w439-h439/fishing%20rod.gif) |
Fishing rod |
We use complex machines every day. They've got different uses.
AT HOME
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjmB5ryNefTokIlZ6DZmOwIYGm0PAX-Pa_Wo0Icg-szzFVnr2Ua5_KQGYVykowZg_Z3B_Ku6x4V_zZe3kQfP1rhbJJKxOe7KCgM2a_LmmBDsNSyFz8h6SgwbV-yplAk6RqL5k6nHbapeSSO8fjMM3HR6Xx4ZLnuw1HfkVqeOkxM4S5RnFV5tO_EJYJA0W6f/w492-h369/FRIDGE.gif) |
Fridge |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg8qu6N9Hc0HtQtcNvgT8hfUSnxO8XhPqpVjs_EgRhwBoGJbcEn5KU1IuSH2gmVnbXOo9EcJ1YPmY9KhDI2RbG3fKmuKM6rG7KoBS7ThcfDDWaHZjTLGddfok8mBQ894PqpFRhKU8mRAr1G7mn2us6lRInc0Q-aqIWuz__HqZTSzuNBJWK3VdkR_tcGq-xD/w452-h357/TV.gif) |
TV |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjjLK4pyp9dYQpvnyzLsXDuEPNUvb_YxluOfeeqwLJWIsPIVAzvxjh6lX6duc1bPtHAF6Vf8gLXLXemqcvDM3CVacFrFNQ5NYzAddsD1bNftfZ6m8FbgrSgSWxKM5Q4Z5o_jCJh4QWggi4J6H-wASLqfbdZNe4nUNHlXJfjVQ3davKUUd_LtYSSyh3iRLr2/w496-h372/WASHING%20MACHINE.gif) |
Washing machine |
Some complex machines need electricity to work. Other complex machines get energy from batteries or from people.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhwJd_JyIB6WrqaIVG9L7hdRbdFVyULBcIkbvsCyKIv-veUd3Xpja-h5vPpYdEXUADei5KGu1v8sUubpjgBRyOORmaICvlKj2Y7M1H8MenqBUpAxgXHEhJ-sfz5jzSPhwVi_OhA8NfGAvzU2Cg7yJnTU5fUED8TIaqukuXvzBdtbEkolGskeDwh6sOH_7Ma/w493-h370/bike.gif) |
Bikes need energy from people. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh_2onbuWIx4rUb1GGMLsE7L_TyFr2Jxc9x2oZOZN6p48bcJLM7yqz6DB0lTd0oV5cL1I73989i9lyRX4hRUk71EFtWPG3H5XveM9Qcp_qSbzKbdmSij2tFQqW6Mng19xi__RYE1pTHt0urEJsf5GaCYdErSBp5DkfiuzpA7lEUblSZOgMCfuAv26yphVJB/w522-h282/computer.gif) |
Computers need electricty |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjILB1sItWWUT0KV4zAroESkjV-OQaKii3tHAHBT-IT257O0Q0qgv2u6cqrMrfSzMuQxL8UmKXQr1lHTWAhsNNrIMOyxymaX3wgauJtIsaAzF8Enk03RH-fr_p6HD1JumP194LzzQWGNfU7-bTevCX1QFniOoyhWUI4ewtDAcH86AMG6BsODSsAdx67jgTy/s320/REMOTE%20CONTROL.gif) |
Remote control |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjQyFp8EHpJCSKAsgNjjA9P2pwXrR2bzCQTngjo8uBZzu4rH7M-tOmhsoZFLaacarreDtHTya4Y3ErWfXE9SHgS7lGtnx1gqyJ0R0cuxS50GwWDH1xJOWueQlU6IPTLKYo4LvI9AJ_Dl42IpkcHEC0MFtdtNP3Zmy-scMdOnXumXBvU0gT9_OiQkd1bKKYD/w425-h411/torch.gif) |
A torch needs batteries.
MACHINES THAT NEED ENERGY FROM BATTERIES
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![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjzBI4kBAb3KwWE3HLN7H6Nfgry4BXqtEn8vJibB46QvbeqpAJEz_KKtPn_mJnTZtnSta67lVRnX5nb96Rl-OeW9CnktT9a5ZkMz13hGUX2jLJ68oO23dyiCCk7APvdNhjAa8HqQbFFeKm6Gm5W3-q2lQhAPjSYichtu75koS0wSJZUP8LypEq0Nq61XeZ9/w462-h260/REMOTE%20CONTROL.gif) |
Remote control |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiMYrATxJG1z5888l-xWzOfVLfMNCz8R_BMJpJ3f2AOzT5uGCamrAHVgYPrOgPyzz4yCcQQmQ-DV5UuXgpEagW_qYYdq2z56KCOA02Fct-wcFH4uKqv9wzTrDJEK9PKSZeD-vexsCWHRxg5238jydEYB-vSsf6RRSDxZYeGHfmTOYytOTeQjx0OJuZAHODm/w432-h324/lego.webp) |
Lego WeDo 2.0.
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ENERGY FROM PEOPLE
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgHOa6qDIp_t_mIO-DnBw2_4QyLjKv94pmUULfwB_eLBS1EhKX0Ppmkre5oy0Et0iUF9hK58mt85wwo3TcgAitdniwKZoYNFmJ3-NElX_-0SdCIW49FsSD-3Y6T2CCwTFU3bAMik72xrpha_Nq1B3lF8LV8AzKV78sXRHh5Ps2ox0vewTwPDHcDfjSMoXF_/w443-h337/HAMMER.gif) |
Hammer |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiC-Tf74i-Y251_xAS07e1mbDP9zI2NYqjIZ1SS4tK8xKI8mhWKvhRtvGaIlD9TC7JT_cjhPuKYXwdYIKqssR4IsdOapxFZQ3j34hjrBX0TJbj43cp5ZqpfxX56y5vbQHqh1lpS_0PvXLvvXKuylA5qbVUWQFyRLwa-YcD09O50lTbalU5HFySYgGZ7Lg0A/w514-h257/knife.gif) |
Knife |
ENERGY FROM ELECTRICITY
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjDQueEA5at_efplvYk2xilaVsPDl5kfnb6ERNj5-ZLyPYDzxE7nFiHecb4xSSu-lZE9hwTzGAV-aUFehxE8AC4htCyMFoxi3f_LQtqTgKAfzVDBl1ck55iR261HaE4SaYBVRWC7JGUdoyJSXH_ti7xpJdG-shpUP_knOMtZPoo_GHnoVn7EqYEPdtRkYOZ/w497-h497/DRILL.gif) |
Drill |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgHC8HdRqOEJ18_p6m-X_jx-BDV2W95R746qz02XSHBqu-AolF9zUV7PZQ0eDWC5nwAHF0yPBf5hXQ5BxUo5AL9I-f-BKRNJ4PIT88tCDbZWniGQGuSM_h7wz5RDFyAXDxS00C74opZNMBkskmuz4mhRaHlZNoErL1sCD8n0ZnDODg3leWgSrMa1dFDYXbF/w476-h357/oven.gif) |
Oven |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiwLTMUxWj-nLcrEoNfTLDf0LjHkm3keeJUgsSmO3KpVjqPCT5sBjYdT3i7Hj6fNw3A8JyMgTkA6k7KrcWrj3K4Pz-EFJVfpBS4CIkFR-9vBdxhtiECJi8wuCAqOJ3NrzsVlkWwIYrtzSME6viSg3RwEgYMHb2rbSYABijVketTiI6_O8Pn1GsZXyQvuahL/w473-h285/icrowave.gif) |
Microwave |
VOCABULARY