Answer: True
Explosions due to electricity occurs due the passage of electrical current into air, this results in the transfer of energy from electricity to air. Electrical energy being a stimuli activates the molecules of air which leads to explosion. An explosion is a rapid event which involves release of energy in the form of gases and also destruction of surrounding entities. For explosion suitable fuel and combustion gases are required. Methane and natural gases acts as fuels whereas oxygen which facilitates combustion of these fuels.
Water has a higher heat capacity than air. It takes more energy to cause a temperature change in water than it would in air. Basically, air is prone to heating and cooling quicker than water due to a lower heat capacity.
They all divide people into different social groups.
Answer:
antero-posterior
Explanation:
the axis that determines the body pattern from the nose to the tip of the tail
Answer: C
Explanation:
If immigration and emigration numbers remain equal, decreased birthrate could cause a slowed growth rate
.
Decreased birthrate always affects the numbers in terms of population.The less births there are, the smaller the number of people. Even if the death rate remains constant a decreased birthrate will slow growth of population.
