Tutor and Freelance Writer. Science Teacher and Lover of Essays. Article last reviewed: 2019 | St. Rosemary Institution © 2010-2020 | Creative Commons 4.0

Shakespeare’s Use of Imagery in Hamlet

Just as Hamlet seems curious and questioning to the matter of life and death, Shakespeare leaves his audience inquisitive of the many controversial themes exposed in arguably his most dramatic play.  Though Shakespeare consistently employs an abundance of rhetoric throughout his plays, much grandiosity of his prose relies on imagery to reflect and reinforce the…

How to Detection Alcohol in Breath, Blood & Urine

Breathalyzer – Alcohol testing devices The Breathalyzer device contains: A system to sample one’s breath and Two glass vials containing the chemical reaction mixture.  A system of photocells connected to a meter measure the color change associated with the chemical reaction. To measure alcohol, a person breathes into the device. The breath sample is bubbled…

Physical Geology & Plate Tectonics

Geology (study of Earth) is important for energy and natural resources, solving environmental problems, building cities and highways, predicting and protecting against natural disasters like earthquakes, volcanic eruptions, landslides, floods Uniformitarianism: fundamental principle “the present is the key to the past” How long? geologic time is measured in billions of years Where and How? After…

Porphyria’s Lover by Robert Browning Analysis

“Three times her little throat around, and strangled her. No pain she felt”: Robert Browning’s “Porphyria’s Lover”, written by Robert Browning first appeared in 1836. This dramatic monologue tells the story of a male’s sexual fantasy towards his lover Porphyria’s corpse. The title of the monologue is written in third person, which makes it appear…

Igneous Rocks: Formation, Composition, Naming

Igneous rocks crystallize from molten silicate material called magma that forms at high temperatures and pressures deep in the Earth. Magma rises through the crust and either reaches the surface by volcanoes (extrusive) or cools below surface (intrusive). How Magmas Evolve – according to Bowen’s Reaction Series: discontinuous (different molecular structures of olivine [single tetrahedra],…

Buddhism and the Self: Four Noble Truths

The centerpiece of Buddhism is the doctrine of Interdependent Arising There are no independent, enduring selves that reap the benefits and suffer the misfortunes of life Persons are constituted by five sets of processes: Physical processes: nervous system, immune system, DNA, etc. Processes of sensation: responsible for feelings of pain and pleasure Perceptual processes: responsible…

Climate Change & the Carbon Cycle

The Earth’s climate is always changing, fluctuating from cool temperatures to warm temperatures throughout Earth History. Climate change has become a controversial issue that scientists are sceptical about. The present cause of global warming is part of a natural variation; however it is also greatly caused by human actions. Based on the evidence that I…