1. What is a property of all electromagnetic waves?

• They are deflected by magnets.

• They are positively charged.

• They travel at the speed of sound.

• They travel through a vacuum.

Which type of electromagnetic radiation travels at the highest speed through a vacuum?

• gamma ray

• x-ray

• radio waves

• none of the above

Which type of wave is longitudinal?

• Light wave

• Radio wave

• Sound wave

• Surface water wave

The highest frequency in the electromagnetic spectrum component is

• Radio Wave

• Gamma Ray

• Ultraviolet light

• X-ray

The longest wavelength in the electromagnetic spectrum component is

• Microwave

• Gamma Ray

• Radio Wave

• Radioactive nuclei

State the magnitude of the speed of electromagnetic spectrum travel in a vacuum

• $4\ x\ 10^{-8}$ m/s

• $3\ x\ 10^{-8}$ m/s

• $4\ x\ 10^8$ m/s

• $3\ x\ 10^8$ m/s

Give the correct position of electromagnetic spectrum component from the longest wavelength to the shortest wavelength

• Radio, Micro, Infrared, Visible light, Ultraviolet, X-ray, Gamma

• Gamma, X-ray, Ultraviolet. Visible light, Infrared, Micro, Radio

• Ultraviolet, Visible light, Gamma, X-ray, Micro, Radio, Infrared

• Infrared, Micro, Visible light, Gamma, Ultraviolet, Radio, X-ray

Which one is the correct position? From the highest frequency to lowest frequency.

• Radio, Micro, Infrared, Visible light, Ultraviolet, X-ray, Gamma

• Gamma, X-ray, Ultraviolet. Visible light, Infrared, Micro, Radio

• Ultraviolet, Visible light, Gamma, X-ray, Micro, Radio, Infrared

• Infrared, Micro, Visible light, Gamma, Ultraviolet, Radio, X-ray

Which one is not the properties of electromagnetic wave

• They travel in a vacuum

• They travel in a speed of 3 x 10⁸ m/s in a vacuum

• They are transverse wave

• They are longitudinal wave

Which of the following spectrum is emitted from some radioactive nuclei

• Radio wave

• Gamma Ray

• X-Ray

• Visible Light