TPO 30
according to some ancient historians, the Greek defended themselves with an ingenious weapon called a "burning mirror", for war with the roman navy. this claim that expressed in the passage is impractical and entirely unconvincing. the first reason, they could do not produce a large flat polished copper because its materials did not exist and we know, a mirror that would focus sunlight with sufficient intensity to set ship on fire would have tobe several meters wide. the second reason, the burning mirror would have to take a long time to set the ships on fire, it approximately take ten minutes time for setting fire so that is not quick enough for attack. therefore, such a weapon would have been very ineffective. the third reason, the Greeks probably were familiar with this weapon but they did burning with flaming arrows but this weapon is effective for a few distance so the Greeks have to produce a better and more effective weapon like burning mirror.
- The golden frog is a small bright yellow amphibian that lives in and around mountain streams in Panama The species is severely endangered because of a fungus that infects the frog through its skin and inhibits the frog s critical life functions such as br 60
- TPO32
- Ethanol fuel, made from plants such as corn and sugar cane, has been advocated by some people as an alternative to gasoline in the United States. However, many critics argue that ethanol is not a good replacement for gasoline for several reasons.First, th 66
- In the United States, it had been common practice since the late 1960s not to suppress natural forest fires. The "let it burn" policy assumed that forest fire would burn themselves out quickly, without causing much damage. However, in the summer 60
- tpo25 40