Month: September 2018

Advantages of observation as data collection tool in research

Advantages of observation as data collection tool in research

what is observation in research? Observation is the active acquisition of information from a primary source. In living beings, observation employs the senses. In science, observation can also involve the recording of data via the use of instruments. The term may also refer to any data collected during the scientific activity. Observations can be qualitative, …

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disadvantages of ground (horizontal) photograph

6 disadvantages of ground-level photograph

Ground level or horizontal photographs are as the name suggests, taken from the ground-level perspective. The ground photograph is taken when a camera is held level to the ground. When a ground photograph is taken the axis of the camera is placed horizontally toward the object. The ground photograph is the most common type of …

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Advantages and disadvantages of volcanic activities on human activities and environment

Positive and negative effects of volcanic activites on human and environment

The volcano is ruptured on the crust of planetary mass such as earth, which allows hot lava, volcanic ash, and gases to escape from the magma chamber. Volcanic activities have spread all over the world and can happen both on land and beneath the ocean. Volcanic activities are especially active in convergent and divergent zones …

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