<p>Name:______Class:______</p><p>PHYSICAL SCIENCE WORKSHEET WORK </p><p>1. Who is doing/ experiencing more Work?</p><p>EXPLAIN…</p><p>______</p><p>______</p><p>2. An object is moved with a force of 15N across a horizontal surface. How much work is done if the object is moved 50m? GIVEN WORK / PICTURE FINAL ANSWER</p><p>3. 650J of work is done moving a desk a distance of 5m. How much force is used to move the desk? GIVEN WORK / PICTURE FINAL ANSWER</p><p>4. You must exert a force of 4.5 N on a book to slide it across the table. If you do 2.7 J of work in the process, how far have you moved the book? GIVEN WORK / PICTURE FINAL ANSWER 5. A deflated hot-air balloon weighs a total of 8000N. Filled with hot air, the balloon rises to a height of 1000m. How much work is accomplished by the hot air? GIVEN WORK / PICTURE FINAL ANSWER</p><p>6. A child pulls a slide up a snow covered hill. In the process the child does 405 J of work on the sled. If she walks 15 m up the hill, how large a force has she exerted on the sled? GIVEN WORK / PICTURE FINAL ANSWER</p><p>7. A mover is loading a 9kg crate of hammers onto a truck. The upward force on the crate is 2470 N and 3650 J of work are required to raise the crate from the pavement to the truck bed. How far is the crate lifted? GIVEN WORK / PICTURE FINAL ANSWER</p><p>8. A rope is thrown over a beam, and one end is tied to a bundle of lumber. You pull the free end of the rope a total of 2m off the ground with a force of 400N. How much Work has been done. GIVEN WORK / PICTURE FINAL ANSWER</p><p>9. A crane lifts a load of steel that weighs 9.3X105N a distance of 100m. How much Work is done. GIVEN WORK / PICTURE FINAL ANSWER</p><p>10. A student lifts a 12 N textbook 1.5 m in 1.5 seconds and carries the book 5.2 m across the room in 2.3 seconds. </p><p> a. How much work does the student do on the textbook? GIVEN WORK / PICTURE FINAL ANSWER 11. An old house is being lifted by a crane from its foundation and moved by a truck to another location. The house, which weighs 14,950 N is lifted 1.53 m from the foundation to the bed of the truck. a. What is the minimum amount of work done by the crane on the house? GIVEN WORK / PICTURE FINAL ANSWER</p><p> b. After the house has been set on the truck bed, the truck accelerates until it reaches a constant speed. If the force required to move the house horizontally a distance of 75.5 m is 3150 N, how much work has been done on the house? GIVEN WORK / PICTURE FINAL ANSWER</p><p>12. A man lifts his daughter into the air. How much work does he do with each lift assuming that he lifts her 2.3 m and exerts an average force of 193 N? GIVEN WORK / PICTURE FINAL ANSWER</p><p>13. How much work is done in lifting a 10kg box 1.5m off the floor?</p><p>GIVEN WORK / PICTURE FINAL ANSWER 14. How much work is done while walking 5.0m holding an object with a mass of 3.0kg?</p><p>GIVEN WORK / PICTURE FINAL ANSWER</p>