An astronaut is able to float slightly on the moon due to the gravity, the gravity being 1.62 m/s² which would be lighter then the earth's which is 9.78 m/s².
Answer:
Option (3), (4) and (5)
Explanation:
Forest is one of the main geographical feature on the earth's surface. It covers a significant portion of areas on the earth's surface. Human beings and other organisms are largely dependent on these forests. It provides habitat to a large number of animals, provides timber and fuels for different uses. When any population migrates into an urban areas, it results in the decreasing amount of forest covered area, which is due to the rapid deforestation process.
Thus, the correct answers are mentioned above.
Hydrogen is used by plants which combine it with carbon during the photosynthesis process and release oxygen into the atmosphere which is used by all living beings.
3 looks like the best option
