Question

question 7(multiple choice worth 4 points)
(05.06 mc)
the following table shows two types of electromagnetic waves and three random applications of electromagnetic waves.
which of these best matches the waves with their applications?
microwaves—3 and infrared waves—1
microwaves—1 and infrared waves—3
microwaves—1 and infrared waves—2
microwaves—2 and infrared waves—1

Explanation:

• Microwaves are used to study the heat released by astronomical objects (like cosmic microwave background radiation).
• Infrared waves are useful for measuring temperature differences in space as they are sensitive to heat (infrared is related to thermal radiation).

Answer:

Microwaves—1 and infrared waves—3