Grade 1 Physics Quiz: Energy and Momentum in EM Waves

What is polarization in the context of electromagnetic waves?

• Color of the wave

• Orientation of the electric field

• Frequency of the wave

• Speed of the wave

How are electromagnetic waves produced?

• By the movement of a magnetic charge

• By the heat from the sun

• By the rotation of the Earth

• By the acceleration of an electric charge

What is intensity in the context of EM waves?

• Speed of the wave

• Frequency of the wave

• Amount of energy transmitted per unit area

• Wavelength of the wave

How do waves from localized sources differ from other waves?

• Amplitude, frequency, and wavelength

• Speed, direction, and intensity

• Color, shape, and size

• Temperature, pressure, and density

What is radiation pressure in the context of EM waves?

• Pressure exerted upon any surface exposed to electromagnetic radiation

• Pressure exerted by light waves

• Pressure exerted by gravitational waves

• Pressure exerted by sound waves