Science 8/12

How do fire trucks send messages?

• with water

• with wheels

• with sirens and flashing lights

• with people waving out windows

Which type of light communicates a message?

• sunlight

• a lamp

• a street lamp

• a traffic light

What do an ambulance and a drum have in common?

• They use sound

• They are vehicles

• They are the same color

• They use light

What happens when you are far away from a person speaking?

• They are too loud

• You can't hear them

• You are excited

• You can see them well

What should you focus on if you want people in another room to hear you?

• your game

• your clothes

• your school work

• your volume

What can send a message to another state?

• sirens

• walkie talkie

• drum

• telephone

What uses light and sound?

• headphones

• drum

• whispering

• television

How is Morse Code used with a telegraph?

• sounds

• light

• color

• taste

How could you send a message to your friend after they move away?

• Wave out the window

• Use the phone

• Use a megaphone

• Walk outside

Should you use light or sound to see and talk to your friend that lives far away?

• light

• sound

• both

• neither