In this wave behavior worksheet, students will complete a graphic organizer that identifies the 4 behaviors of waves and the 2 types of waves. Explain the use of the light meter from the green schools tool kit. Student worksheet physics seeing the light exhibition. We can use light rays to model the behaviour of light relative to mirrors, lenses, telescopes, microscopes, and prisms. New york hall of science 4701 111th street queens, ny 1682950 718 699 0005 fax.
Light is the form of radiant energy that stimulates the organs of sight, having for normal human vision wavelengths ranging from about 3900 to 7700 angstroms and traveling at a speed of about 300 000 km per second. This properties of light worksheet is suitable for 7th 12th grade. Complete vocabulary miniunit for properties of light 5. A photon is the smallest possible particle of electromagnetic radiation. H magnetic vector b induction vector 0, 0 permeability and permittivity of vacuum r, r relative permeability and permittivity maxwells concept of electromagnetic waves is that a smooth wave motion exists in the magnetic and electric force fields. In a handson way, students explore light s properties of absorption, reflection, transmission and refraction through various experimental stations within the classroom. Use this quizworksheet combo to help you test your understanding of the characteristics of light. This worksheet covers the topics of reflection and refraction as well as the. Regularspecular reflection reflected rays go in one directions. In any region in which there is a temporal change in. In a handson way, students explore lights properties of absorption, reflection, transmission and refraction through various experimental stations within the classroom. You lear nt in class vii that a polished or a shiny sur face can act as a mirr or.
Which has a lower frequency, radio waves or green light. Light a science worksheet for primary grades author. In fact, the very act of seeing means receiving light and forming images in your mind from the light received by. The study of how light interacts with materials is called optics. It covers different aspects related to light, from speed of light to shadows. Record findings and make a recommendation for energy savings based in the experimental writeup. Some of the topics youll be assessed on include the location of the.
Light june 2007 page 5 of 96 i lu st raion d g m jour nali g d raw c o nlu sib e dt,v f g. The angle of incidence is equal to the angle of reflection. Source of light problem it solved how to conserve this energy. In this science worksheet, your child learns some basics about the speed and quality of light. Carefully observe what happens to your image as you move. Have you ever wondered why we are able to see the different objects around us, their images in a mirror. Its dual behavior is partly explained by 1doubleslit experiment of thomas young who represents the photons motion as a wave and also by 2the photoelectric effect in which the photon is considered as a particle. Students rotate through centers to observe everyday forms of light, heat, and sound energy. Worksheets on wave properties, light and sound teaching.
When dealing with light rays, we are usually interested in the shape of a material and the angles at which light rays hit it. Light and its nature have caused a lot of ink to flow during these last decades. Centers are used to provide students with common experiences observing light and shadows, water at different temperatures, and vibrations of a rubber band on a tissue box guitar. A tracing paper,frosted glass and waxed paper are translucent materials. This handy worksheet is a great way to get the children thinking about what is a light source and what isnt, and which is the brightest and dimmest. Properties of light worksheet for 7th 12th grade lesson. A beam of sunlight through a window lights up a section of the floor. The speed of light in a vacuum is expressed as c 2. Indirect light which has been scattered by many sources is known as ambient light.
Specular reflection of a parallel beam of light diffuse reflection of a parallel beam of light refraction of a light ray c when a light ray enters a medium from a different medium at an angle to the normal, both direction and speed of the light ray change. Light and shadow all the visual and written material is used in this project for educational purposes. You make observations pertaining to the two properties of reflection. Pupils are to complete the ray diagrams then explain in the box what is happening and why. This worksheet is a compilation of past questions covering general wave properties, light and sound. Curriculum guide for light energy wallingford schools. Light is made of particles of electromagnetic energy called photons. You can think of ambient light as background light. If the light ray travels from medium 1 to medium 2, then.
The nature of light as a wave a small disturbance in an electric field creates a small magnetic field, which in turn creates a small electric field, and so on light propagates itself by its bootstraps. Then students will write a short essay about a new lifeform that. Describe how we see different colors in our environments. Describe the six properties of electromagnetic waves and give everyday examples. Then students will answer 5 short answer questions about the properties of light waves and. Can you tell in which direction the light falling on a surface.
Light every day science ann fullick heinemann isbn 0 431 16750 8 comment its a reference book. Explain the mechanism that causes light to be polarized, explain the use of. An important property of light waves is the wavelength, or the distance between one peak of a wave and the next peak. If any of the above mentioned material is found to. Light, mirrors, and lenses 35 section 1 properties of light a. An understanding of the fundamental properties of light. The height of each peak or depth of each trough is called the amplitude.
Then, have the first group use the meter to measure the amount of light in each classroom in the school, both near the wall of windows, and away from the windows. To understand refraction, students create indoor rainbows. Diffraction gratings students hold up what looks like a blank slide and look at room lights or outside light through a window and see separation of white light into. Light properties worksheet answers pdf teach engineering. Properties of light worksheet part 1 select the best answer 1. This worksheet has 9 short answer questions and 10 fill in the blank questions. It is compiled to meet all attainment levels, from core to extended and suitable for candidates preparing for igcse, olevel, gcse, edexel etc. Identify what different surfaces can absorb light and reflect light. For the reflection part, rays are to be drawn on by hand using a protractor before photocopying so pupils can draw the other side using the law of reflection. Second, light always travels through the shortest path possible. A pulse of light is sent to the moon and returns earth in 2. Skills guided inquiry, observational skills, properties of light, science experiment to try. Other objects which do not give out light are called non luminous objects.
Use this quiz worksheet combo to help you test your understanding of the characteristics of light. Displaying all worksheets related to properties of light. Apr 03, 2011 a worksheet that pupils can complete as a summary revision of the light topic. Properties of light reading comprehension worksheet edhelper. In this light waves worksheet, students will measure the wavelength of different light waves and then calculate its frequency. The properties of light are an important part of a physics and physical science curriculum. Light is a form of energy which is given by luminous objects. The speed of light, although quite fast, is not infinite. Properties of light university of maryland college of. Whether you are looking at a light bulb, or a car, or this book, light brings information to your eyes. The branch of physics dealing with the properties and behaviour of light is called optics. Help your curious kids learn the important physical properties of light and explore how light adds colors to our world, with this beautiful series on light and color.
Hence, many of the properties of light that are relevant to microscopy can be understood in terms of lights behavior as a wave. The light may have been emitted by the object, or may have been reflected by it. A worksheet that pupils can complete as a summary revision of the light topic. Remind your 5th graders about the properties of light by having them examine this chapter. The speed of light is also crucial to the conversion between mass and energy. Easy, fun way to help your students learn physical. Magnification is defined as the ability of a lens to enlarge the image of an object when compared to the real object.
Lesson 2, light properties worksheet 1 light properties worksheet 1. Section 1 properties of light 8th grade physical science. Characteristics of light newton proposed the particle theory of light to explain the bending of light upon reflection from a mirror or upon refraction when passing from air into water. In his view, light was a stream of particles emitted from a light source, entering the eye to stimulate sight. Microscopes magnify images and use the properties of light to create useful images of small objects. In the last column explain how you can conserve this light by its length of use or by using other types of sources of light. Reflection and refraction in this lesson, you will investigate the properties of reflection and refraction by using interactive tutorials found on the internet. Light from a light source located below the tube and stage of the microscope is initially unpolarized. The nature of light uw madison astronomy department. Chapter 2 properties of light gabriel popescu university of illinois at urbana. Section 1 vocabulary in your own words, write a definition for the following terms in the space provided. Emc2, where e is the energy measurement in joules, m is the mass in kilograms and c2 is the speed of light squared. Summary of properties of light geometrical optics siyavula. Pr e snta io vi sual sim pl e ro ts content standards generalizations about what students should know and be able to do.
Light waves can interfere with other light waves, canceling or amplifying them. A lamp is moved from 40 cm to 160 cm above the pages of a. This is not exactly accurate no matter how hard you. Illustrate how white light can be separated into colors. The distance to the moon can be found with the help of the mirrors left on the moo n by astronauts. You might draw a series of parallel lines showing the path of the sunlight from the window to the floor. Diffuse reflection reflected rays go in different directions. Light is a form of energy which helps us to see the objects. Demonstrate how white light is a combination of all colors of light. Visible light consists of electromagnetic waves that behave like other waves. Which has the shortest wavelength, violet or ultraviolet light. Champpgaign beckman institute quantitative lightimaging laboratory principles of optical imaging electrical and computer engineering, uiuc.
Which has a longer wavelength, orange or violet light. Prompt them to explain what their observations suggest about the properties of light. Draw and explain to what happens to the path of light as it hits a piece of black paper, a glass mirror, and a glass of water. It travels from the sun and gives us food and warmth.
Identify whether each object is a source of light or if it is a reflection of light. They reflect light and some objects reflect light better than others. In this light spectrum worksheet, students will read a diagram and a chart listing information about the different types of light rays from gamma rays to radio waves. Glass,water,clear plastic and air are transparent materials. A mirror changes the direction of light that falls on it. Light travels in a vacuum at a constant speed, and this speed is considered a universal constant.
This light first passes through the lower polarizer usually just called the polarizer, where it becomes polarized such that the light is vibrating from the users right to left. Eyewitness science light david burnie dorling kindersley in association with the science museum london. Sketch the light beam as it enters and passes through the block. Print a read and math workbook with properties of light reading comprehension. When ambient light interacts with a surface, it is scattered in all directions. Use part i of the fundamental theorem of calculus to nd the derivative of the. Worksheets are properties of light, light properties work, light reflection refraction, terp light and sound ca, light and sound, chapter 19 wave properties of light, light and sound grade 4 understanding matter energy, sound energy unit grade 4.
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