Why does black powder not explode unless it is ignited in a confined area?

Hich category of material properties does polarization fall under? Magnetic Optical Electrical Mechanical Thermal

Scientific_ must be able to generate predictions

Which of the following countries was not an ally of the U. S. S. R. during the Cold War? West Germany Poland Romania Cuba

No final do século XIX foi introduzido um novo cultivo nas lavouras. Qual foi este produto e quem trabalhava nessas lavouras?

Which of the following choices describes the greenhouse effect? the process of fertile land being converted to infertile land the heat trapped in the atmosphere, which causes an increase in the Earth's temperature the radiation of heat and light

Which statement about the location of the Baltic states is not true? They have access to trade with large countries. Their remote location has kept out invaders. They have ports on well-traveled sea routes. Their climate is mild due to ocean breezes.

What ocean zone is below the Abyssal Zone?

How much of egypt fertile farmland was located in the nile delta?

What sea surrounds Jamaica?

Which one of these characteristics can be used to describe the people of the arabian peninsula before the emergence of islam?