Sound,heat and light review

Large vibrations produce...

• Quiet sounds

• Loud sounds

• High sounds

Light can be...

• black and white

• translucent, transparent or paque

• absorbed,reflected or refracted

Sound can only travel through...

• space

• vacuum

• a medium

• air

Light changes direction because it passes through a medium with different density

• Absorbtion

• Reflection

• Refraction

• Rainbow

Is the moon a light source?

• YES

• NO

Where does light reflects better?

• Smooth surfaces

• Rough surfaces

• Shiny surfaces

• Periscope

Heat is transferred ...

• From cold to hot

• from molecules with high thermal energy to low thermal energy

• From hot to cold