|marking brainliest | which characteristics can be used to differentiate star systems? | check all that apply |

| the number of stars in the system |
| the general shape of the star system |
| the age of the stars in the system |
| the way stars are organized in the system |
| the color of stars in the system |

1. crust 1 the metallic layer at the earth's center 2. inner core 3 the firm layer between the crust and the asthenosphere 3. lower mantle 2 the layer surrounding the inner core 4. asthenosphere 4 the semi-solid layer between the top layer and the upper mantle 5. upper mantle 5 the layer between the asthenosphere and lower mantle 6. top layer 6 the earth's outermost layer 7. outer core 7 the hottest part of the mantle

The ozone hole is at its biggest each year in the ? hemisphere in the ? season.

In a river, which of the following would most likely be carried by suspension? this is called