Answer:
srael is the only country in the world that has more trees today than it had 50 years ago. Israel has more museums per capita than any other country, including the world's only one underwater. Voicemail technology was developed in Israel. The IDF is a leader in saving people trapped by natural and man-made disasters.
Explanation:
Answer:Purposive sampling
Explanation:
A purposive sampling :
A selection of the participants is done by looking at their characteristics as the overall group or population and dependent on the purpose of the study.
When one needs to tackle a target question fast without the worrying factor of proportinality this is a good sampling method to be chosen.
It can be divided into heterogeneous purposive sample and homogeneous sample .
Heterogeneous tackles various issues which relate to a particular phenomenon. Many number of participants are questioned in order to receive a broader view of the issue in question.
Homogeneous
A homogeneous purposive sample deals with participants that have similar characteristics. The above purposive sample can be said to be a homogeneous one because the professor has an interest on the students who are all high achievers and that is their similar characteristic.
Answer: Option (A)
Explanation:
Comparative historical is referred to as or known as the method or technique of the social science which tends to examines the historical events so as to create the explanations which are considered valid beyond the particular place and time, i.e. done either by the direct evaluation to other such historical events or by reference to present day scenario.
Answer:
1. The incident ray, refracted ray, and the normal lie on the same plane.
2. According to Snell’s law of refraction, the ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant.
Explanation:
The two laws followed by a beam of light as it transfers through two media are as follows:
1. The incident ray, refracted ray, and the normal lie on the same plane.
2. According to Snell’s law of refraction, the ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant.
Answer:
The answers are C and E.
c) The soil became too salty for crops to grow;
e) People moved to more fertile regions of the subcontinent.
Explanation:
The Indus River Valley civilization (3300-1300 BCE) used to use salt water on their agricultural system. So, as the times passes the salt overloaded the soil making it inappropriate to grow anything; thus forcing the civilization to move to more fertile regions in order to have more stable and abundant crops.
