Month: September 2018

Advantages of observation as data collection tool in research

Advantages of observation as data collection tool 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, that is, only the absence …

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Limitation of observation as data collection tool in research.

Observation is the active acquisition of information from a primary source.  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, that is, only the absence or presence of a property is noted, …

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Understanding observation as a data collection tool in research

Understanding observation as a data collection tool in research

Observation offers the researcher a distinct way of collecting data. It does not rely on what people say they do, or what they say they think. It is more direct than that. Instead, it draws on the direct evidence of the eye to witness events first-hand. It is a more natural way of gathering data. …

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disadvantages of ground (horizontal) photograph

6 disadvantages of ground level photograph.

Ground level/horizontal photograph, are as the name suggest, taken from the ground level perspective. Ground photograph is taken when a camera is held level to the ground. When ground photograph is taken the axis of the camera is placed horizontally toward the object. Ground photograph is the most common type of photography.   Disadvantages of …

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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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