Physics, 06.11.2020 18:50 mydoggy152
Protons and neutrons are found in the nucleus of an atom. Traveling around the nucleus are
fast-moving particles called electrons. Each electron has a negative electrical charge. An
electron is much smaller and lighter than a proton or a neutron.
Which of the following statements are true? Select all that apply.
An electron has a negative electrical charge.
All of an atom's electrons are located outside its nucleus.
A proton is the same size as an electron.
Answers: 2
Physics, 21.06.2019 20:20
Suppose that a comet that was seen in 563 a.d. by chinese astronomers was spotted again in year 1951. assume the time between observations is the period of the comet and take its eccentricity as 0.986. what are (a) the semimajor axis of the comet's orbit and (b) its greatest distance from the sun?
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Physics, 22.06.2019 06:30
At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid
Answers: 2
Physics, 22.06.2019 09:00
This is really important 1.which of the following prefixes represents the largest value? (2 points)gigahectorkilomilli2.which of the following types of graphs is best for plotting the mean, median, and mode of data? (2 points)bar graphbox-and-whiskercircle graphstem-and-leaf
Answers: 1
Protons and neutrons are found in the nucleus of an atom. Traveling around the nucleus are
fast-mov...
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