Physics, 19.08.2021 20:50, shapeshifter119
Drag each tile to the correct box.
Arrange the events in the life of a star in the correct order.
All that remains of the star now is the core. In some cases, the star turns into a black hole.
As the nuclear fusion sets off a chain reaction, the nebula gets hotter and brighter and turns into a star.
The star stays in the main sequence stage for a long time.
The star runs out of hydrogen and turns into a planetary nebula or a supernova, depending on its mass.
Heavy elements are created when the supernova explodes.
The temperature increases in the center of a nebula, and nuclei begin to fuse.
Answers: 2
Physics, 21.06.2019 13:00, rujirasri3620
Explain the doppler effect in terms of frequency, wavelength, and speed.
Answers: 3
Physics, 21.06.2019 20:30, PrincessIndia
3. on your graph, the data points between the black squares are data for elements with atomic numbers 3 through 9. locate these elements on your periodic table. what term or description would you use to identify these elements with respect to the periodic table?
Answers: 2
Drag each tile to the correct box.
Arrange the events in the life of a star in the correct order.<...
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