Answer:
Signal lights have an important safety function. They demonstrate deceleration and a change in direction of the vehicle, and make the vehicle more visible to other road users when it is dark or during poor visibility.
Explanation:
Answer:
underground economy
Explanation:
Underground economy -
It is the economic transaction which is consider to be a form of illegal activity , which may be due to the goods and services or failure in transaction , is referred to as underground economy.
The example of underground economy is smuggling of goods , untaxed sale of the goods and services , untaxed labor etc.
Hence , from the given scenario of the question ,
The correct term is underground economy .
To respect their parents, gain respect for their elders, and be well educated.
Answer:
Research is practical and realistic because it is based on the scientific method, which demands that research should be start with an hypothesis, that should be falsifiable (meaning that it can be proven right or wrong), followed by a scientific study in which the hypothesis is tested.
If the hypothesis is proven to be true, it does not mean that is conclusions will hold true for eternity, they could be proven wrong by further studies.
For this reason, research is both practica, because it is based on a practical method: the scientific method, and realistic, because it has a limited scope, and limited, verifiable understanding of reality, and can be proven wrong with other studies.
