ECSI exam prep chap 2 ] Proctored Exam Questions And Answers Verified Solutions.
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Module
ECSI
Institution
ECSI
researchers keep the lhc going to ? - correct answer their model says that over billions of years galaxies were shaped by gravity ,and we know that gravity is caused by matter ,there are many observations that don't fit with this model of the universe ,...
ECSI exam prep chap 2 ]
researchers keep the lhc going to ? - correct answer their model says that over
billions of years galaxies were shaped by gravity ,and we know that gravity is caused by matter ,there are
many observations that don't fit with this model of the universe ,cause it looks like the visible matter in
the universe doesn't provide enough gravity to shape it.
so scis suggest that there must be matter that is not visible which is called - correct answer
dark matter
anything that occupies space and has mass - correct answer matter
operational definition - correct answer states tests that the thing defined has
to meet ,because in science its not always easy to explain something using words
fills up a 3d space - correct answer volume
a measure of an object's tendency to resist change in motion ,it gives things weight - correct answer
mass
is living and nonliving - correct answer matter
matter is classified by - correct answer composition-what its made of
physical properties-how it appears and acts
made of only one type of particle like; gold ,water oxygen - correct answer
pure substance
combination of two or more substances - correct answer mixture
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