{"pkgId":"38","subjectId":"791","fullwidthLayout":false,"contentData":{"PACKAGE_NAME":"Qatar Curriculum Full Access","PACKAGE_SLUG":"qatar-full","PACKAGE_IMG":"file_828164100_1592480838.png","ADMCOURSE_ID":"169","COURSE_NAME":"Grade 12","COUNTRY_ID":"283","STANDARD_NAME":"Qatar","ADMSUBJECT_ID":"791","DISPLAY_NAME":"Qatar - Grade 12 - Physics","DISPLAY_NAME_AR":"Qatar - Grade 12 - Physics","SUBJECT_NAME":"Physics","SUBJECT_NAME_AR":"Physics","CAT_NAME":" \u062a\u062f\u0627\u062e\u0644 \u0645\u0648\u062c\u0627\u062a \u0627\u0644\u0635\u0648\u062a \u2013 \u0627\u0644\u0646\u0628\u0636\u0627\u062a","CONT_ID":"479","CONT_TITLE":"Sound Interference-Beats","CONT_DESC":"\u003Ch3\u003EOverview:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAn interaction of two sound waves of very close frequencies creating a periodic variation in volume of soft and loud sound, is called beats. 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The frequency of the beat is equal to the difference of the frequencies of the two sound waves.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define beats.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Observe the effects of interference between two sound waves of similar frequencies. \u003C\/div\u003E \r\n\u003Cdiv\u003E- Calculate the beat frequency of a sound wave, as in the number of beats per second.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ms400543","TOPIC_ID":"ms400543","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_MS400543.jpg","PUBLIC_BANNER_IMG":"MS400543.jpg","PUBLIC_VIDEO":"pvideo_ms400543.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/O42PneTr_NQ","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"6","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"2018-01-04 06:45:55","CREATED_BY":"0","UPDATED_ON":"2018-01-04 06:47:31","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"\u0026lt;div\u0026gt;Overview:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;An interaction of two sound waves of very close frequencies creating a periodic variation in volume of soft and loud sound, is called beats. 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They have the shortest wavelengths of all the radio waves. Microwaves are non ionizing radiations. When microwaves are in sufficient intensity they can cause molecules of the matter to vibrate which in turn cause friction and produces heat. These waves are used in cooking of food in microwave ovens. Microwaves can penetrate clouds, light rain, snow, haze and smoke. This makes them good for transmitting information from one place to another.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define and identify microwaves in the electromagnetic spectrum.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain the application of microwaves.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Describe how cell phones and towers use microwave antennas to transmit signals.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":"ms400523.apk","FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ms400523","TOPIC_ID":"ms400523","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_MS400523.jpg","PUBLIC_BANNER_IMG":"MS400523.jpg","PUBLIC_VIDEO":"pvideo_ms400523.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/nBhSzG9wGNg","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"6","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"2018-01-04 06:45:55","CREATED_BY":"0","UPDATED_ON":"2018-01-04 06:47:31","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"Overview:\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Microwaves are categorized as radio waves. 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The formation of shadow is the example that show that light normally travels in a straight line.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E - Illustrate the reflection of light when it falls on a smooth surface.\u003C\/div\u003E \r\n\u003Cdiv\u003E - Illustrate the reflection of light when it falls on a rough or irregular surface.\u003C\/div\u003E \r\n\u003Cdiv\u003E - Differentiate between regular and diffused reflection.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ms400427","TOPIC_ID":"ms400427","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_MS400427.jpg","PUBLIC_BANNER_IMG":"MS400427.jpg","PUBLIC_VIDEO":"pvideo_ms400427.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/zG6IYDh-mTE","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"2018-01-04 06:45:55","CREATED_BY":"0","UPDATED_ON":"2018-01-04 06:47:31","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"Overview:\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Light travels in the form of waves. 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If the amplitudes of the waves add, the interference is said to be constructive interference. And, if the amplitudes subtract it is called destructive interference.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define interference.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Observe the effect of the addition of two waves with each other.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Differentiate between the two types of interference.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.hs400417","TOPIC_ID":"hs400417","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_HS400417.jpg","PUBLIC_BANNER_IMG":"HS400417.jpg","PUBLIC_VIDEO":"pvideo_hs400417.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/cH-A3Cc8ivc","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"6","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"2018-01-04 06:45:55","CREATED_BY":"0","UPDATED_ON":"2018-01-04 06:47:31","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"Overview:\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Sound interference is the phenomenon that occurs when two waves meet while traveling along the same medium. If the amplitudes of the waves add, the interference is said to be constructive interference. And, if the amplitudes subtract it is called destructive interference.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Learning objectives\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;After completing this module, you will be able to:\u0026lt;br\u0026gt;- Define interference.\u0026lt;br\u0026gt;- Observe the effect of the addition of two waves with each other.\u0026lt;br\u0026gt;- Differentiate between the two types of interference.\u0026lt;br\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0641\u064a \u0627\u0644\u0635\u0648\u062a","ADMSUBJECT_ID":"791","ADMCOURSE_ID":"169","DISPLAY_NAME":"Qatar - Grade 12 - Physics","DISPLAY_NAME_AR":"Qatar - Grade 12 - Physics","SUBJECT_NAME":"Physics","SUBJECT_NAME_AR":"Physics","SUBJECT_DESC":"\u003Cp\u003E\u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0621 \u0647\u064a \u062f\u0631\u0627\u0633\u0629 \u0637\u0628\u064a\u0639\u0629 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If light enters the new medium obliquely, the direction of light will change. This phenomenon is called refraction of light.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Differentiate between a slower medium and a faster medium.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain refraction through a slower medium.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain refraction through a faster medium.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ms400356","TOPIC_ID":"ms400356","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_MS400356.jpg","PUBLIC_BANNER_IMG":"MS400356.jpg","PUBLIC_VIDEO":"pvideo_ms400356.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/9BPpiYETcxo","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"6","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"2018-01-04 06:45:55","CREATED_BY":"0","UPDATED_ON":"2018-01-04 06:47:31","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"\u0026lt;div\u0026gt;Overview:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;The speed of light changes whenever light travels from one medium to another medium. 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of the propagation of light. This phenomenon is used in polarizers, to control the intensity of light. A polarizer is generally used in sunglasses, window panes, photographic cameras, etc.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain the phenomenon of the polarization of light.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define polarizers.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Determine the behavior of two polarizers kept at different angles.\u003C\/div\u003E","CONT_DESC_AR":"The phenomenon of restricting the vibrations of light, of electric field vectors, in a direction perpendicular to the direction of the propagation of light is called the polarization of light. Polarizers use this phenomenon so as to control the intensity of light. 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A polarizer is generally used in sunglasses, window panes, photographic cameras, etc.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;Learning Objectives:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;div\u0026gt;After completing this module, you will be able to:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Explain the phenomenon of the polarization of light.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Define polarizers.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Determine the behavior of two polarizers kept at different angles.\u0026lt;\/div\u0026gt;\u0026lt;\/div\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u0627\u0633\u062a\u0642\u0637\u0627\u0628 \u0627\u0644\u0636\u0648\u0621","ADMSUBJECT_ID":"791","ADMCOURSE_ID":"169","DISPLAY_NAME":"Qatar - Grade 12 - 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\u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAn electromagnetic wave can behave as a particle called a photon. A photon is a massless bundle of energy that behaves like a particle and a wave. The photon\u0026#039;s energy depends on the frequency of the wave. Its energy increases as the wave\u0026#039;s frequency increases.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain that a wave can behave as a particle.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define photons.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain that a particle can behave as a wave.\u003C\/div\u003E","CONT_DESC_AR":"An electromagnetic wave can behave as a particle called a photon. A photon is a mass less bundle of energy that behaves like a particle. The photon\u0026amp;#39;s energy depends on the frequency of the wave. 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\/\u0026gt;\nIn this simulation, you will identify:\u0026lt;br \/\u0026gt;\n- When ever there is a relative motion between the sound source and the its receiver there is change in frequency which is known as Doppler\u0026amp;#39;s effect","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":"","MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ss400033","TOPIC_ID":"ss400033","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_SS400033.jpg","PUBLIC_BANNER_IMG":"SS400033.jpg","PUBLIC_VIDEO":"pvideo_ss400033.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/H0V7cC16ivQ","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"6","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"2018-01-04 06:45:55","CREATED_BY":"1","UPDATED_ON":"2018-01-04 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\u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAn electric generator converts mechanical energy into electric energy. It consists of four parts: armature, permanent magnet, slip rings and brushes. When the armature moves in a magnetic field of a permanent magnet, a current induces in the armature.\u003C\/div\u003E \r\n\u003Cdiv\u003E\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Describe the construction of electric generator.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Demonstrate the working of electric generator.\u003C\/div\u003E","CONT_DESC_AR":"A coil moving within the magnetic field of a permanent magnet induces a current in the coil. 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It consists of four parts: armature, permanent magnet, slip rings and brushes. When the armature moves in a magnetic field of a permanent magnet, a current induces in the armature.\u0026lt;\/span\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;span style=\u0026quot;font-family: Arial;\u0026quot;\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/span\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;span style=\u0026quot;font-family: Arial;\u0026quot;\u0026gt;Learning Objectives:\u0026lt;\/span\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;span style=\u0026quot;font-family: Arial;\u0026quot;\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/span\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;span style=\u0026quot;font-family: Arial;\u0026quot;\u0026gt;After completing this module, you will be able to:\u0026amp;nbsp;\u0026lt;\/span\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;span style=\u0026quot;font-family: Arial;\u0026quot;\u0026gt;- Describe the construction of electric 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No work is done if you push an object and the object doesn\u0026#039;t move. The amount of work done is calculated using the equation, Work = force \u00d7 distance. The force must be in Newtons (N) and distance must be in meters (m). \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define work.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Describe the factors that affect work.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Calculate work using the formula:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Work = Force \u00d7 distance\u003C\/div\u003E","CONT_DESC_AR":"Work is the transfer of energy that occurs when a force is applied over a distance. No work is done if you push an object and the object doesn\u0026amp;#39;t move. The amount of work done is calculated using the equation, Work = force \u0026amp;times; distance. The force must be in Newtons (N) and distance must be in meters (m).\u0026lt;br \/\u0026gt;\n\u0026amp;nbsp;\u0026lt;br \/\u0026gt;\n\u0026lt;strong\u0026gt;Learning Objectives:\u0026lt;\/strong\u0026gt;\u0026lt;br \/\u0026gt;\n\u0026amp;nbsp;\u0026lt;br \/\u0026gt;\nIn this simulation, you will explain:\u0026lt;br \/\u0026gt;\n-\u0026amp;nbsp;that work is the transfer of energy that occurs when a force is applied over a distance\u0026lt;br \/\u0026gt;\n- that no work is done if you push an object and the object doesn\u0026amp;#39;t move\u0026lt;br \/\u0026gt;\n- the amount of work done is calculated using the equation: work = force \u0026amp;times; distance, where force is measured in newtons (N) and distance\u0026amp;nbsp;is measured in meters (m)","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":"","MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ms400016","TOPIC_ID":"ms400016","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_MS400016.jpg","PUBLIC_BANNER_IMG":"ms400016.jpg","PUBLIC_VIDEO":"pvideo_ms400016.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/0T7-k-1dkzM","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"2018-01-04 06:45:55","CREATED_BY":"1","UPDATED_ON":"2018-01-04 06:47:31","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"\u0026lt;div\u0026gt;Overview:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;Work is the transfer of energy that occurs when a force is applied over a distance. No work is done if you push an object and the object doesn\u0026#039;t move. The amount of work done is calculated using the equation, Work = force \u00d7 distance. 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\r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAn interaction of two sound waves of very close frequencies creating a periodic variation in volume of soft and loud sound, is called beats. The frequency of the beat is equal to the difference of the frequencies of the two sound waves.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define beats.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Observe the effects of interference between two sound waves of similar frequencies. \u003C\/div\u003E \r\n\u003Cdiv\u003E- Calculate the beat frequency of a sound wave, as in the number of beats per second.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ms400543","TOPIC_ID":"ms400543","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_MS400543.jpg","PUBLIC_BANNER_IMG":"MS400543.jpg","PUBLIC_VIDEO":"pvideo_ms400543.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/O42PneTr_NQ","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"6","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"2017-10-05 12:08:42","CREATED_BY":"0","UPDATED_ON":"2024-10-08 10:24:33","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"\u0026lt;div\u0026gt;Overview:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;An interaction of two sound waves of very close frequencies creating a periodic variation in volume of soft and loud sound, is called beats. 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