The wheel, plow, and writing (a system which we call cuneiform) are examples of their achievements. The farmers in Sumer created levees to hold back the floods from their fields and cut canals to channel river water to the fields. The use of levees and canals is called irrigation, another Sumerian invention.
Answer:
True
Explanation:
Research are simply designed and carried out in other to answer questions, therefore designing ar compiling research parameters would need to be tailored with the type of questions the researcher wants to find answers to. Research design may be in the form of surveys may be in the form of a questioneer., online or face to face interview of respondents carried out in other to obtain information from their interviewee. Surveys and other research designs are subjected to further scrutiny and testing to show relationship between measured variables. Thus, surveys and other research designs such as correlational study are mainly used to establish relationship or variation between variables.
Answer:
Prophets are the messengers of Allah that spread the message of Allah and invite people to Islam. Allah sent 124000 prophets. Among them there are 4 Rasools
Answer: Three merits and demerits of roadways are-
Merits of roadways-
1. Construction of roadways is cost friendly than railways.
2. Helps in providing employment to people in many ways.
3. helps to provide door to door service unlike railways and airways
Demerits of roadways-
1. It has become more expensive due to the increase in petrol prices.
2. Not suitable for transportation of bulky and heavy goods from state to state or country to country.
3. Requires regular maintenance which is difficult.
Explanation:
Roadways is a kind way to transport goods and people via roads. Transport on roads can be roughly grouped into the transportation of goods and transportation of people. Movement along roads can be done by bike or automobile, truck, or by animal such as horse or oxen. Cargo may be transported by trucking companies, while passengers may be transported via mass transit. Commonly defined features of modern roads include defined lanes and signage. It can have various merits and demerits.
Link for reference
brainly.com/question/16946888
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