Answer: wavelength is 
The frequency of the microwave is, f = 2.30 GHz.
To Find frequency use the formula:
λ
Where, c is the speed of electromagnetic wave or light. f is the frequency, and λ is the wavelength of light.
Rearranging,
Plug in the values,

Answer:
garden
Explanation: All the other habitats are aquatic
Answer:
Target ceiling. the upper limit of your physical activity. Target fitness zone. Above the threshold of training and below the target ceiling.
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Explanation:
Answer:
A radiator emitting warm air and drawing in cool air is an example of convection current
Explanation:
I am guessing you meant "A radiator emitting warm air and drawing in cool air'
Answer:
An object’s weight is proportional to its mass.