Answer:
The correct answer is Thermosphere.
Explanation:
I had the same question before and this was the correct answer.
The correct answer would be the second option. The type of electromagnetic radiation that is used in kitchen appliances and in radar guns would be microwaves. They have wavelengths from 1 m to 1 mm. It is used in heating and cooking in some kitchen appliances and are being used in radar guns to send signals.
I believe the answer would be D. They create a temporary higher crest
U·ni·cel·lu·laradjective
BIOLOGY(of protozoans, certain algae and spores, etc.) consisting of a single cell.(of an evolutionary or developmental stage) characterized by the formation or presence of a single cell or cells.
Hope this helps!
