Electromagnetic Spectrum
What type of wave is light?
An electromagnetic wave
What term describes a material that allows almost all light to pass through and forms a clear image?
Transparent
What is it called when light strikes a surface and bounces off?
Reflection
Which travels faster: light or sound?
Light
In Minecraft, what green creature sneaks up on players and explodes?
Creeper
Which electromagnetic waves have the longest wavelengths?
Radio waves
What term describes a material that does not allow light to pass through it?
Opaque
What is it called when light changes direction as it travels from one material into another?
Refraction
Unlike light, sound cannot travel through what?
A vacuum
What fast-food restaurant is famous for its chicken sandwiches and waffle fries?
Chick-fil-A
As the frequency of an electromagnetic wave increases, what happens to its wavelength?
Its wavelength decreases.
What term describes a material that allows most light to pass through but produces a blurry image?
Translucent
During reflection, the angle of incidence is equal to what?
The angle of reflection
What form of energy is associated with the motion of an object?
Kinetic Energy
What does “POV” stand for on social media?
Point of View
What unit is commonly used to measure the wavelength of light waves?
Nanometers
What are the three things that can happen when light interacts with matter?
Light can be reflected, transmitted, or absorbed.
What is the name of the imaginary line drawn perpendicular to a surface when measuring the angles of incidence and reflection?
The normal
What is the transfer of energy that occurs when a force moves an object through a distance?
Work
In The Super Mario Bros. Movie, what character sings the song “Peaches”?
Bowser
What is the approximate wavelength range of visible light?
400–700 nm
What happens during absorption of light?
Light energy is converted into another form of energy, such as thermal energy.
Why can light change direction when it travels from one material into another?
Its speed changes as it enters a different material.
A machine does not reduce the total amount of work required, but what can it change to make a task easier?
The amount or direction of the force needed
What video game franchise features characters including Jonesy, Peely, and Fishstick?
Fortnite