This is a pencil sharpener. Moving With Machines Prior knowledge How can this pencil sharpener help us? It is a machine. It makes work easier. This is a pencil sharpener. What machines do you know? How each of them help us? Talk about them. Machines How to help wagon carry many books tow truck pull cars JIR Moving with machines@ jybooks.com

beam bucket pull push JIR Moving with machines@ jybooks.com

bucket tractor beam wheelbarrow [beem] noun, plural beams A long , strong piece of wood, concrete, or metal, used as a support in buildings. bucket [buk- it] noun, plural buckets A round open-topped container for holding or carrying liquids and solids. JIR Moving with machines@ jybooks.com

pull push tractor wheelbarrow [pul] verb, pulled pulling To bring something forward, toward, or behind oneself by holding on and moving. push [push] verb, pushed pushing To press upon something with force to make it move. tractor [trak-tur] noun, plural tractors A vehicle with large rear wheels used on a farm for sowing, plowing, or pulling. wheelbarrow [weel-ba-roh] noun, plural wheelbarrows An open cart supported at the front end with one or two wheels and with two handles at the back for pushing. JIR Moving with machines@ jybooks.com

We use this wagon to move books. Grammar Moving With Machines Grammar Practice 1 We use this wagon to move books. He uses a force to push pedals. He uses a pulley to pull a bucket to-infinitive (to-부정사) practice 2 (JIR p 9, 12, 14) to+ base words to + move (base word) to + lift (base word) to + pull (base word) This truck uses an engine to pull the car. People use less force to move light things. The woman uses a lever to lift the car. Moving with Machines JIR Moving with machines@ jybooks.com

beam bucket push pull tractor wheelbarrow Vocabulary Test Moving With Machines Read the definition and write the word on the line. A long , strong piece of wood, concrete, or metal, used as a support in buildings.. To bring something forward, toward, or behind oneself by holding on and moving. To press upon something with force to make it move. A vehicle with large rear wheels used on a farm for sowing, plowing, or pulling. An open cart supported at the front end with one or two wheels and with two handles at the back for pushing. beam bucket push pull tractor wheelbarrow word box Fill the correct word in the ( ). 1. The woman ( ) the bag. 2. You use a force to ( ). 3. The girl pulls the ( ) off the ground. 4. The ( ) makes work easier. 5. The ( ) has an engine. 6. The workers can not move the ( ). JIR Moving with machines@ jybooks.com

help people move a heavy load Before Writing Moving With Machines How Does a Machine Help Us? Machines How to Help Us wheelbarrow help people move a heavy load JIR Moving with machines@ jybooks.com

Title : * Name *Date A wheelbarrow helps people move a heavy load. Writing Moving With Machines * Name *Date Title : People can use machines to move things. A wheelbarrow helps people move a heavy load. Machines can make work easier. JIR Moving with machines@ jybooks.com