Science Reviewer Term 2

What is a sound?

• living thing

• wave or vibration

• molecules

Which of the following statements is true?

• You can see the sound.

• Sound comes from an echo.

• When the vibration stops, the sound stops.

Which of the following materials is soft?

• metal

• cotton

• wood

If there is a sound, ________.

• there is no vibration

• there is vibration

• the vibration stops

Sound can be heard through our ______.

• eyes

• nose

• ears

Which property of materials is best to make tents?

• waterproof

• absorbent

• transparent

Which property of materials is best to make dresses?

• soft

• hard

• rigid

Which sound indicates this picture?

• loud sound

• soft sound

• natural sound

To which direction does the sound travel?

• to the left

• to the right

• in all directions

During the nighttime, we see the ______.

• sun

• moon

• rainbow