Science in our world Topic

Science in our world

Science, Grade 1

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Study Guide Science in our world Science, Grade 1

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SCIENCE IN OUR WORLD Science is used every day to make this world a great place to live! People use science to invent and create technology. What is Technology? Technology is using science to solve problems. Technology is used to make things easier. Technology changes every year. Because people invent technology often, there are things that we have now that people did not have many years ago, such as: • cars • color TVs • video games • computers • and even telephones …just to name a few! People use technology in MANY ways! Machines Machines are a kind of technology. Machines make doing a job take less time. Farmers use machines to:  plow their fields  plant seeds  pick their crops. © Copyright NewPath Learning. All Rights Reserved. Permission is granted for the purchaser to print copies for non-commercial educational purposes only. Visit us at www.NewPathLearning.com.

Tools are Technology! Tools help us do different jobs and make the job easier to do. Examples of tools: Scissors help cut things, like paper, too! A spoon is used to lift food into your mouth. An axe is used by adults to chop wood. A hammer helps put nails in wood. © Copyright NewPath Learning. All Rights Reserved. Permission is granted for the purchaser to print copies for non-commercial educational purposes only. Visit us at www.NewPathLearning.com.

Simple Machines A simple machine is a tool. Simple machines make some work easier. There are many different kinds of simple machines: A wedge is a simple machine that pushes things apart. A wedge is often used to split wood. A wheel and axle is a simple machine used to move things. An inclined plane is a simple machine that is a ramp that connects a higher area to a lower area which allows you to move an object up or down by rolling or sliding it without lifting the object directly. A ramp is an example of an inclined plane. © Copyright NewPath Learning. All Rights Reserved. Permission is granted for the purchaser to print copies for non-commercial educational purposes only. Visit us at www.NewPathLearning.com.

A screw is a little simple machine that holds things together. A lever is a simple machine that can push down on one side to raise an object on the other side. A see saw is an example of a lever. A pulley is a simple machine that is used to lift things. A pulley is often used to lift things up really high and then down again. A flag on a flagpole is an example of a pulley in use. The string that you pull to raise and lower the flag is part of the pulley. © Copyright NewPath Learning. All Rights Reserved. Permission is granted for the purchaser to print copies for non-commercial educational purposes only. Visit us at www.NewPathLearning.com.

Communication To communicate means to give or send information from one person to another. Some forms of technology help us communicate with others. Technology we use to communicate with others: • telephone • cell phone • computer/Internet © Copyright NewPath Learning. All Rights Reserved. Permission is granted for the purchaser to print copies for non-commercial educational purposes only. Visit us at www.NewPathLearning.com.