This researcher used a "cross-sectional survey design"
<u>Explanation:</u>
A cross-sectional survey gathers data at one point in time to make conclusions about a population of interest (i.e. universe). Cross-sectional surveys have also been represented as snapshots of the demographics they gather data. Panel surveys are typically performed to assess changes in the studied population.
In this a process of sampling where scores are collected at a single point in time. For instance, cross-sectional sampling might include collecting data from individuals of different ages or levels of development to examine behavioral or other variations between them.
Answer:
Arctic Circle
Explanation:
The arctic circle 66.56083N of the equator. It is one of the two polar circles and the most northerly of the five major circles of latitude. Eight countries can be found withing the arctic circle; Norway, Russia, Finland, United States(Alaska), Canada (Yukon, Northwest Territories, and Nunavut), Denmark (Greenland), and Iceland (where it passes through the small offshore island of Grímsey).
Answer:
A total lunar eclipse takes place when the Earth comes between the Sun and the Moon and its shadow covers the Moon. Eclipse watchers can see the Moon turn red when the eclipse reaches totality.
Explanation:
Answer:
Rivers carry water and nutrients to areas all around the earth. They play a very important part in the water cycle, acting as drainage channels for surface water. Rivers drain nearly 75% of the earth's land surface. Rivers provide excellent habitat and food for many of the earth's organisms.
Explanation:
Answer:
d.His weight will be 15kg; this is because moon’s gravity is 1/6th as compared to that of the earth.