? Identify natural and artificial light sources (sun, candle, light bulb) ? Behavior of light: ? Travels in a straight line. ? Bends when it passes from one medium to another. ? Reflects off shiny surfaces. ? Objects that emit their own light candles/sun. ? Objects that reflect light (moon). ? Prism separates white light into colours. ? Type of shadow (size and shape when light is placed at different locations to the object). ? Interaction of light with optical devices: 1. Kaleidoscopes. 2. Periscopes. 3. Telescopes. 4. Magnifying glasses. ? Sound travels through a substance. ? Sound in relation to pitch and loudness. ? Sound frequencies. ? Different frequencies – compare what humans can hear compared to hearing in animals like dogs and cats. ? Vibrations cause sound. ? Human ear specially designed to detect vibrations.

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OS4-3R Grade 4 Light & Sound

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$8.50 ? Identify natural and artificial light sources (sun, candle, light bulb) ? Behavior of light: ? Travels in a straight line. ? Bends when it passes from one medium to another. ? Reflects off shiny surfaces. ? Objects that emit their own light candles/sun. ? Objects that reflect light (moon). ? Prism separates white light into colours. ? Type of shadow (size and shape when light is placed at different locations to the object). ? Interaction of light with optical devices: 1. Kaleidoscopes. 2. Periscopes. 3. Telescopes. 4. Magnifying glasses. ? Sound travels through a substance. ? Sound in relation to pitch and loudness. ? Sound frequencies. ? Different frequencies – compare what humans can hear compared to hearing in animals like dogs and cats. ? Vibrations cause sound. ? Human ear specially designed to detect vibrations. OS4-3R Grade 4 Light & Sound quantity Add to cart Category: ONTARIO CURRICULUM 2013 Related products OS6-4R GRADE 6 SPACE $8.50 Add to cart OS4-2B/5 Pulleys & Gears (5 Pack Books B/W) $32.50 Add to cart OS2-2R Grade 2 Movement Pullies $8.50 Add to cart OS4-1R Grade 4 Habitats & Communities $8.50 Add to...

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