click below
click below
Normal Size Small Size show me how
Sound
Wehlander
| Question | Answer |
|---|---|
| What is another word for amplitude? | Loudness |
| What is another word for wavelength? | Pitch |
| What is a series of vibrations that can be heard? | Sound |
| What is the measure of sound energy reaching your ear? | Loudness |
| What is the area where air is pushed together by vibrations? | Compression |
| What is mabde by an object moving faster than the speed of sound? | Sonic Boom |
| What is a reflection of sound waves? | Echo |
| What are moving areas of high and low pressure? | Sound waves |
| What is the rate of travel of a sound wave? | Speed of Sound |
| What is the measure of how high or low a sound is? | Pitch |
| What is the measure of energy a wave carries? | Amplitude |
| What is the measure of the distance between a point on one wave and the same point on the next wave? | Wave Length |
| What best shows how sound waves travel? | A rock dropped in water |
| What helps your brain interpret signals as sounds? | Tiny hairs that affect nerve cells |
| What affects the pitch of a stringed instrument? | The length of the strings |
| What makes a sound's pitch high? | Source is vibrating quickly |
| In a long hallway, what will make a sound most like the original? | Echo |
| What can't sound waves travel through? | Empty Space |
| What is related to how fast the source is moving back and forth? | Pitch |
| How do you make sound lower on a guitar? | Lengthen the string |
| If the amplitude of a wave decreases, you will hear what type of sound? | Softer |
| Where are you more likely to hear an echo, in a small or large room? | Large |
| How many bones are in your ear? | 3 |
| What does sound travel faster through, softer or harder? | Harder |