The image shows a model of the gravitational field around Earth. An illustration of the earth with concentric circles going out away from the earth and radial lines going out away from the earth. On each radial line is an arrow pointing toward earth. Which best describes the model?

Here is the anwer

Explanation:

The cutoff frequency depends on the wavelength of the part of the EM wave which is used in illuminating the metal.

True

False

specific latent heat of fusion, lf, of a substance is defined as the amount of heat required to change a unit mass of the substance from solid to liquid state, without any change in the temperature.

explanation:

f=ma newton

f=100x2.5=250n