1. Studio Magic Drummer 1 Street SS1 Use practical activities to help you work out answers to the questions. Then use words and diagrams to explain your answers. What starts sounds? What makes some sounds loud … and others soft? Sounds travel – how? May the best explainer win! Studio Magic Drummer 1 Street SS1 Sounds travel – in which directions? Sounds travel – through what? Why? A sound hits a surface. What happens? Competition Entry Form

2. Drew’s Drums competition support Rice and drum Studio Magic Drummer 1 Street SS2Studio Magic Drummer 1 Street SS3 1. Put rice on the drum. 2. Bang the drum, away from the rice. 3. What happens? 4. Now bang harder. What happens? Tuning fork 1. Hold the tuning fork as shown. 2. Bang the side of one of the prongs against the rubber bung. 3. Hold the tuning fork so that one of the prongs just touches the surface of the water, in the middle of the bowl. 4. What do you observe? Drew’s Drums competition support

3. Studio Magic Drummer 1 Street SS4Studio Magic Drummer 1 Street SS5 Balloon 2. Ask your partner to put their mouth a few centimetres away from the balloon, and speak. What do you feel? 3. What do you think happens to the air particles between your partner’s mouth and the balloon? 1. Hold the balloon as shown. Drew’s Drums competition support

4. Drew’s Drums Competition Support Drew’s Drums competition support Studio Magic Drummer 1 Street SS6Studio Magic Drummer 1 Street SS7 plastic bottle with bottom cut out stones bowl, half full of water Bottle 1. Put the bottle in the water, as shown. Put one ear over the top of the bottle. 2. Ask your partner to tap two blocks together under the water. What can you hear? 3. Now lift the bottle up so it is not under the water, but keep your ear over the top of the bottle. Tap the stones together again. How is the sound different? Drew’s Drums competition support

5. Moon The band is performing on the Moon. Why do you think they can’t hear anything? Drew’s Drums Competition Support Drew’s Drums competition support Studio Magic Drummer 1 Street SS8Studio Magic Drummer 1 Street SS9 Drew’s Drums competition support Extension Task

6. Drew’s Drums Competition Support Studio Magic Drummer 1 Street SS10Studio Magic Drummer 1 Street SS11 Sound summary Sound can’t travel through a vacuum because … I know that sound can travel through liquids because … I know that sound can travel through gases because … I know that sound can travel through solids because … Use the words in the box to fill in the gaps: Sounds start as ____________. The bigger the vibration, the ____________ the sound. Sound vibrations travel from their source in all ____________. This transfers ____________. Vibrating particles make the particles next to them ____________. The vibrating particles make up a sound ____________. When a sound wave hits a hard surface, it bounces off the surface. The wave has been ____________. This is what makes ____________. louder vibrate reflected directions vibrations energy transfer wave echoes same longitudinal Travelling sound Support Sheet