9. what is the use of violence by revolutionary groups to ensure the support of local people?
a.
cyberterrorism
b.
enforcement terrorism
c.
political terrorism
d.
state terrorism

10. modern weaponry has increased the number of deaths in wars and violent conflicts.
a.
true
b.
false

11. scholars agree that the nature of human nature perspective best explains why war occurs?
a.
true
b.
false

class- current affairs

Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove

Plz ! cattle ranchers and dairy farmers rarely allow all of their animals to reproduce instead they practice selective breeding and only encourage the reproduction of animals with specific features. which of the following cows would a dairy farm most likely choose to reproduce? a. a cow that makes a lot of milk. b. a cow that can run quickly. c. a cow with a think, soft fur. d. a cow with large, strong hooves.

Cells destroy body cells infected by a virus or bacteria.