Waves ch. 11 - 13Quiz

______________ materials transmit light without scattering it, so you can see objects clearly through them.

• Opaque

• Translucent

• Transparent

• Hamlucent

Tags

NGSS.MS-PS4-2

______________ materials transmit light but also scatter it. You cannot see clearly through translucent materials, and objects appear blurry.

• Opaque

• Translucent

• Transparent

• Odaque

Tags

NGSS.MS-PS4-2

______________ materials only absorb and reflect light; no light passes through them.

• Opaque

• Translucent

• Transparent

• Lamp

Tags

NGSS.MS-PS4-2

The sounds produced at the radio station are converted into electric signals. This electric signal is called the __________ wave.

• Signal

• Carrier

• Electromagnet

• Modular

Tags

NGSS.MS-PS4-3

An EM wave with specific frequency that a station is assigned is called a __________ wave.

• Signal

• Carrier

• Electromagnet

• Modular

Tags

NGSS.MS-PS4-3

The process of adding the signal wave to the carrier wave is called ______________.

• Syncopation

• Interference

• Modulation

• Looping

Tags

NGSS.MS-PS4-3

____________________ light - Light generated by heating a piece of metal until it glows. An ________________ lightbulb has a small wire coil, called a filament, that usually is made of tungsten.

• Halogen

• Incandescent

• Fluorescent

• LED

____________________ light - Light generated by using phosphors to convert UV radiation to visible light.

• Halogen

• Incandescent

• Fluorescent

• LED

Tags

NGSS.MS-PS4-2

A/an ____________________ is a substance that absorbs UV radiation than emits visible light. A fluorescent bulb is filled with gas at a low pressure and is coated on the inside with ______________.

• Halogen(s)

• Phosphor(s)

• Anode(s)

• Cathode(s)

____________________ are made by vibrating electric charges and are composed of changing electric fields and magnetic fields.

• Electromagnetic waves

• Sound waves

• Water waves

• Mechanical waves

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2