Which of the following best describes an atom? SPS1.a (DOK 1) * O protons and electrons grouped together in a random pattern
O protons and electrons grouped together in an alternating pattern
a core of protons and neutrons surrounded by electrons
O a core of electrons and neutrons surrounded by protons

What’s a special glass that most beakers are made of

The image shows a process that releases nuclear energy which statement best identifies the process shown the process must be fusion because energy is released the process must be fusion because of have your nucleus formed a smaller nuclei the process must be fission because a large nucleus breaks into smaller nuclei the process must be fission because neutrons are formed

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line