science
Grade6
Easy
Question
What is the difference between the contents of the halo and the disk of our galaxy?
- There is more dust and young stars in the halo than the disk.
- The disk contains dust and young stars, whereas the halo does not.
- The shape of the halo is round because it spins, whereas the disk does not spin.
- The disk has dark matter, whereas the halo does not have dark matter.
Hint:
The disc has dust and young stars whereas the halo does not.
The correct answer is: The disk contains dust and young stars, whereas the halo does not.
- The mass of the galaxy is dominated by the halo in which the materials are invisible called matters.
- The disk is the rotating system of the galaxy that is flattened.
- It has the sun and is intermediate to the stars.
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