Physics, 01.07.2021 21:50 TerronRice
Identify the true statement. a. Our Universe is so old that there are no first-generation stars left in it. b. A fifth-generation star would have a smaller proportion of heavier elements than would a second-generation star. c. Dense regions of a nebula pull in surrounding material and therefore rotate slower. d. An accretionary disk eventually grows hot and massive enough to become a protostar, then a star.
Answers: 2
Physics, 21.06.2019 15:00
If this plastic cup is heated to its melting point, what will eventually happen to all the particles in the plastic? a. the particles will begin to move enough that they slide past each other. b. bonds will form and the liquid will become a solid. c. the spaces between the particles will get smaller. d. the particles will change state and become a crystalline solid.
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Physics, 22.06.2019 11:00
The dot diagram represents the motion of the motorcycle as it moves from left to right
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Physics, 22.06.2019 12:00
Infrared radiation has wavelengths that are shorter than visible light is part of the visible light spectrum has wavelengths that are longer than visible light has the same wavelengths as ultraviolet radiation
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Identify the true statement. a. Our Universe is so old that there are no first-generation stars left...
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