A7.9 kg object undergoes an acceleration of 2.7 m/s^2. (a) what is the magnitude of the resultant force acting on it?
(b) if this same force is applied to a 4.7 kg object, what acceleration is produced?

Which of the following represents an upright image? a. -do b. +m c. -m d. +do

Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.