What is sound?

• sound is energy that you hear

• sound is love

• sound is energy that you see

according to volume a sound can be ...

• high and low

• difficult and easy

• soft and loud

According to pitch a sound can be ....

• soft and loud

• high and low

• pretty and ugly

the sound of a teapot is mostly...

• soft

• high

• low

the sound of a bear growling is mostly...

• high

• low

• soft

a hungry baby can sound

• soft

• loud

• low

To communicate with sound, you can use ...

• a cellphone

• a cup

• a car

If you want to communicate to your aunt living in another country, you must use your ...

• computer

• pen

• lipstick

If a teacher wants to make her students line up in the playground, she could use a...

• cellphone

• whistle

• letter

If a lifeguard wants to talk to the tourists at the beach, he must use a ......

• megaphone

• pay phone

• mobile phone