BRAINLIEST? 1. Scientists have evidence that the universe is [expanding/shrinking].

2.Objects moving away from Earth appear [blue/red], and objects moving toward Earth appear [blue/red].

3. Light from most other galaxies appears [blue/red], which makes sense if the universe is [collapsing inward/spreading out].

What are the percent by mass of copper in penny lab

Building glycogen from glucose molecules is an example of

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.