What is the most current model of how the atom is constructed?
1. a donut shaped cloud of pr...
What is the most current model of how the atom is constructed?
1. a donut shaped cloud of protons surrounding a dense nucleus containing electrons and neutrons
2. a loose collection of protons, neutrons and electrons all mixed up into a sphere
3. a dense nucleus of protons and neutrons surrounded by electron clouds of different shapes and sizes 4.
a miniature solar system with the sun replaced by a dense nucleus made of protons and neutrons, with the electrons orbiting like planets
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Chemistry, 22.06.2019 07:20
The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.
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Chemistry, 23.06.2019 01:00
Heat energy, carbon dioxide, and water are released through which process? a. photosynthesis b. depolymerization c. digestion d. cellular respiration
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Chemistry, 23.06.2019 08:00
Why is it important for scientists to review and repeat the work of other scientists? 1.a scientific theory must be tested three times before it is proven. 2.the scientific method only applies to repeated experiments. 3.an experiment may have had errors that the scientists didn't recognize. 4.the results of individual scientists may be influenced by bias. 5.an experiment must be performed twice before the data can be analyzed.
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