Answer:
Explanation:
- Disease rates amongst young children are high as the government cannot afford medicines for them, even for preventable diseases such as measles and diarrhoea. This means Infant mortality is high. 3. - there are lots of children who have yet to have their own children in the future the situation can only grow worse.
1) heat from radioactive decay in the core of the Earth heard the mantle.
2) Plates move averagely only a few cm a year, this has been happening ever since the planet formed and cooled to give a thick crust so this movement has added up over many years to move plates far from where they started.
3) because the mantle is heated and is able to flow slowly, convection currents are set up which cause the plates on the crust to move.
Answer:
standard condition
Explanation:
The amount of heat energy required to change the state of a substance from a liquid to a solid or from a solid to a liquid.energy that causes molecules to be in motion and to raise the temperature of a substance
