Science Module 3: Communication

Which of the following objects help you to communicate with others?

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How do we communicate with lights at school?

• We play with the lights

• Some teachers flash or turn off lights to signal quiet

• None of the above

You and your friends are playing in a room with no windows. The lights go out! Which object can you use to be able to see each other?

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We use light to communicate with others every day. Which of the following lights can we use to communicate with others?

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There are many ways to communicate with lights. Which of the following lights help us to communicate while driving?

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Which of the following lights signal an emergency?

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Light helps us to communicate with others.

• False

• True

• Never

Which of these communication devices is most helpful in communicating a problem from a distance?

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Both lights and sounds are used to communicate an emergency. Which of these devices uses special lights and sounds to communicate an emergency?

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What two ways do paramedics use the ambulances to communicate to their communities that there is an emergency?

• They use sirens and a whistle

• They only use sirens

• They use sirens and lights