Which one is not a source of natural light?

• sun
• light bulb
• star
• lightening

Tags

NGSS.MS-ESS1-1

 Objects can block light which means that no light is able to pass through that object.  This makes a shadow.

• True
• False

Tags

NGSS.4-PS4-2

Which one is not an emergency sound?

• fire alarm
• fire truck siren
• an ambulance siren
• a radio song

You must have ____________ to have sound.  

• bells
• vibrations
• loud things
• a radio

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

The word volume shows how loud or ______ a noise is made.

• soft
• high
• low
• fast

Pitch shows how _________ or low a sound is made.  

• soft
• loud
• high
• fun

Tags

NGSS.MS-PS4-1

Which one is a source of light?

• flashlight
• radio
• tree
• ambulance siren

Tags

NGSS.4-PS3-2

Which one makes sound?

• thunder
• lightening
• the sun
• the stars

Tags

NGSS.4-PS4-1

How does sound travel?

• in only one direction
• in waves
• it doesn't travel

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Pitch is __________________.

• how loud or soft a sound is
• how high or low a sound is
• when sound comes back to you