U5 Lesson 8 - Light AB p.26 - 27

Shine a light on science! Learn about light's properties.

1. Complete the sentences about light. 1.1. Light allows us to see the objects and observe their size and shape .1.2. It travels at 300.000 kilometers per second. Light is the fastest form of energy .1.3. Light travels in straight lines .1.4. When light hits an obstacle, it can be absorbed , reflected or refracted, depending on the surface it hits.1.5. Light is made up of seven colours. 2. Place the sentences under the correct heading. Transparent Light passes through. Objects behind it can be seen clearly. Opaque Light can't pass through. Objects behind it cannot be seen. Translucent Some light passes through. Objects behind it can be partially seen. 3. Label with the correct property. ( opaque - translucent - transparent ) translucent transparent opaque 4. Complete the labels using the words from the box. passes prism colours White Primary red blue 5. Write down which colour(s) each mug absorbs and reflects. A)Colour(s) absorbed => All the coloursColour(s) reflected => No colourB)Colour(s) absorbed => All colours except for yellowColour(s) reflected => YellowC)Colour(s) absorbed => No colourColour(s) reflected => All the colours