SFB U14 LIGHT

Science Unit 14
Lesson 1
Quizizz Lesson

​Remember to write down your answers as you work through this Quizizz in your SFB.

Open your SFB pg. 667

Multiple Choice

​Find the answer to the following question

in this lesson and write it in your SFB pg. 667

​What kind of light is used to produce these hologram images?

• laser light to make holograms

• UV light to make holograms

• LED light to make holograms

• Fluorescent light to make holograms

Open your SFB pg. 668

Read and answer

Multiple Choice

What is the definition of light that needs to be HIGHLIGHTED?

Multiple Choice

What kind of waves are light waves?

Highlight the information in your SFB

Multiple Choice

How is energy carried? What shape does it form?

Highlight the information in your SFB

Read and answer

Multiple Choice

Can light move though a vacuum space? Why?

Highlight in your SFB

SFB 668-669
Read and answer

Multiple Choice

A wave moving from a rope is an example of a _____ wave.

• Parallel
• Transverse
• Circular
• Longitudinal

Multiple Choice

Shadows form when...

• a solid object blocks light from a source

• shadows are painted on the ground
• shadows are a reflection of light
• shadows are created by the wind

Multiple Choice

Light naturally spreads outward in ________ as it travels.​

• one direction
• all directions
• upwards only
• in a straight line

Multiple Choice

Light travels in a________until it hits the lampshade.​

• straight line

• Curve line

• a line

SFB p. 669
Read and answer.

Multiple Choice

Light travels at a rate of about 300,000 km/s.

Calculate how long it would take light to travel from Earth to Mars, a distance of 56 million km.​

• Approximately 500 seconds or 8 minutes

• Approximately 1000 seconds or 16 minutes

• Approximately 187seconds or about 3 minutes

• Approximately 250 seconds or 4 minutes

Open your SFB pg. 670

SFB p. 670
Read and answer.

Multiple Choice

______ can have wavelengths as long as several football fields.​

• Sound waves
• Visible light waves
• Infrared waves
• Radio waves

Multiple Choice

“Night vision” instruments use ______to make objects visible in dark settings.​

• infrared waves

• radio waves
• ultraviolet light
• thermal imaging

Multiple Choice

​Wireless phones transmit and receive_____, which have some of the longest wavelengths and lowest frequencies in the electromagnetic spectrum

• microwaves
• radio waves
• infrared waves
• ultraviolet waves

SFB p. 670
Read and answer ...

Multiple Choice

Light as the energy that allows your brain, with the help of _________,

you can perceive the world around you.

• your nose

• your ears

• your eyes

• your senses

Multiple Choice

Most of the wavelengths of light are _____ to our eyes.​

• invisible
• tangible
• colorful
• visible

SFB p. 671
Read and answer ...

Multiple Choice

Humans can see visible light, which has ______________and frequencies near the middle of the electromagnetic spectrum.​

• intermediate wavelengths

• intermediate speed

• intermediate colors

• intermediate temperatures

Multiple Choice

Sunscreen helps protect human skin from the sun’s ___________.​

• UV rays

• Snowstorms
• Rainfall
• Heat waves

SFB p. 671
Read and answer ...

Multiple Choice

How would you describe the position of visible light in the electromagnetic spectrum?​

• Visible light is located between ultraviolet and microwave light in the electromagnetic spectrum.
• Visible light is located between ultraviolet and infrared light in the electromagnetic spectrum.
• Visible light is located between radio waves and microwaves in the electromagnetic spectrum.
• Visible light is located between gamma rays and X-rays in the electromagnetic spectrum.

SFB p. 671
Read and answer ...

Multiple Choice

What is the definition of The electromagnetic spectrum that needs to be underlined?

• are all around us, but many of them are invisible.

• is a range of light waves organized by frequency and wavelength.

• have long wavelengths and low frequencies.

Multiple Choice

Long wavelengths and low frequencies include _____waves, ____waves, and _____waves.

• X-rays
• radio waves, microwaves, and infrared waves
• ultraviolet waves
• gamma waves

Multiple Choice

Short wavelengths and high frequencies include _________from the sun and X-rays.​

• ultraviolet rays from the sun and X-rays
• microwaves from the sun and X-rays
• infrared rays from the sun and X-rays
• gamma rays from the sun and X-rays

Multiple Choice

The light that our eyes detect is called _____.

• tangible light
• audible light
• visible light
• invisible light

Multiple Choice

Visible light looks white to our eyes, but it is actually made up ______.

• all colors
• only one color
• invisible light
• of many colors

Multiple Choice

______ has the longest wavelength in the visible spectrum, and _______has the shortest.​

• Blue/yellow

• Green/blue

• Red, Violet
• Yellow/purple

SFB p. 672
Read and answer ...

SFB p. 672
Read and answer ...

Multiple Choice

A laser is _________ focused in only one direction.

• a beam of heat

• a beam of light

• a lightening

Multiple Choice

a laser beam contains only ____ wavelength of light.

• three
• one
• two
• four

Open Ended