4.From the list below, choose the term that best completes each sentence. (asteroid asteroid belt comet meteor meteoroid meteorite)
1. When a meteoroid enters Earth’s atmosphere, friction causes it to burn up and produce
a streak of light called a(n).
2. A chunk of ice and dust whose orbit is usually a long narrow ellipse is a(n).

3 If a meteoroid hits Earth’s surface, it is called a(n).
3. An object that revolves around the sun, but is too small to be considered a planet, is
a(n).
4. A chunk of rock or dust in space that usually comes from a com

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.