Jeff puts on a leather jacket over his sweater. the sweater becomes negatively charged. which statements about jeff’s situation are true? a. the sweater has a tendency to attract electrons. b. the sweater has a tendency to attract protons. c. the leather jacket has a tendency to attract electrons. d. the leather jacket has a tendency to attract protons. e. the leather jacket has a lower tendency to attract electrons than the sweater.

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is

Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life

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.