Module 4 Concept 3 Quizizz

Match the following definitions with the correct term it describes.

• Emit

• To use a code to convert symbols into letters (words)

• Reflection

• To give off light (from a light source)

• Decode

• When a light changes direction after interacting with an object

Tags

NGSS.MS-PS4-2

A ____________ is a tool that can be used to separate white light into different colors.

• mirror

• camera

• prism

• hammer

Why does the moon appear to be able to shine at night even though it produces no light?

• The moon reflects the light from the Sun

• The moon rotates at a very high speed

• The moon is covered in a thin layer of ice

• The moon has many craters

Tags

NGSS.MS-ESS1-1

NGSS.MS-PS4-2

Bob and Tina have been asked to use Morse code to send a short message to one another. They will stand facing away from each other at a distance of 20 feet. Which method would work best for them to send a message with Morse Code?

(The options will be more specific on your test but will be fit in these categories.)

• Use light to send a message

• Use sign language to send a message

• Use sound to send a message.

Organize these options into the right categories!
(On your Mastery test there will be a source to use.)

Groups:

(a) Transparent

,

(b) Translucent

,

(c) Opaque

• some light passes through

• light is either reflected or absorbed

• 
• 
• 
• all light passes through

Tags

NGSS.MS-PS4-2

Why are patterns important for digital communication?

• Patterns create a code that the sending device and receiving device can understand.

• Patterns in the code help to keep the message secret.

• People who receive the messages use the code pattern to create a new code.

• Patterns help the digital device to send electrical signals.

Tags

NGSS.MS-PS4-3

Decode the message using the International Morse Code guide. (This is NOT the code that will be on your test!) The letters are separated by slashes.

• FIRST WORD: - . - - / - - - / . . -

• SECOND WORD: - - / . - / - / - / . / . - .