Which examples are ways that models can help scientists solve problems? Check all that apply. 0 A model can represent something very large.
A model can represent something very small.
o Amodel can represent something very complex.
O Amodel can represent something that cannot be seen or touched.
A model can represent every aspect of a complex system.

What material does not melt at any temperature

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.

Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d