Y4 Spring 2 Science- Sound

Lesson 1- what is sound?

Sound is caused by a back and forth movement called...

1 point

1. frequency

2. pitch

3. vibration

4. humming

Clear selection

sound waves move...

1 point

1. in from a vibrating object

2. out from a vibrating object

3. into a vibrating object

Clear selection

Sound cannot travel through different states of matter e.g air, water, oil etc

1 point

1. True

2. False

Clear selection

When it travels through different states of matter, the vibrations always act in the same way making the sound the same no matter what.

1. True

2. False

Clear selection

2 points

1. Further from the source

2. Closer to the source

louder

fainter

Clear selection