Category Archives: Science

Examine the pressures of the gases in the mixture and demonstrate the relationship between partial pressures and total pressure of a mixture (Dalton’s Law of Partial Pressures).

In this simulation you will fill a balloon with a mixture of gases, controlling the amount of each gas that you add. Examine the pressures of the gases in the mixture and demonstrate the relationship between partial pressures and total pressure of a mixture (Dalton’s Law of Partial Pressures).  

What public health threat has been identified by scientists that have studied the environment (water and air especially) in the e-waste dump in China?

Cell phones, computers, tablets and other electronics have become a ubiquitous part of our lives. In many households, you can find multiple electronic devices. After a while, these devices become outdated. Have you ever wondered what happens to them once we no longer need them? Watch the report about E-Waste conducted by a 60 Minutes […]

What are the Miller indexes of two crystal directions and one crystal plane in the following figure?

Crystal Structure 80 points in total What are crystalline materials? What are non-crystalline materials (5 points) What is allotropic? What is polymorphic? (5 points) What are unit cell, lattice constant and the number of atoms per unit cell? What is the number of atoms of BCC, FCC and HCP? (10 points) What is the atomic […]

How might an Alvernian approach the study of gender identity in the media through the context of one or more of these values?

Instructions: Answer the following questions by reflecting back on what you learned this semester. Each of your answers should be about one paragraph long and include examples from media to help make your point. Why is it important to analyze media from the perspective of gender and sexuality? Examples? How is social construction evidenced in […]

What climate systems are thought to be near a tipping point and what does that mean?

Geology question 1-Why is Venus so much warmer than Earth today? 2-What is the faint young Sun pose a paradox? 3-What has always acted a long-term thermostat regulating Earth’s climate? 4-What six reservoirs of carbon in order from largest to smallest? 5-Which of the following elements is not one of the top 8 in Earth’s […]

How will the equal distribution of land and water affect seasonal temperatures between the hemispheres relative to the perihelion/solstice and aphelion/solstice?

For this assignment, you are challenged to answer a series of questions about a fictional planet, Zindau, to demonstrate your understanding of Module Two’s seasonality concepts. Prompt: Our story begins in the Andromeda Galaxy. You are an inhabitant of a planet called Zindau, which is approximately the size of Earth. It orbits a star that […]

Discuss the benefits of implementing an ergonomics program.

As a graduate of Columbia Southern University’s Safety and Emergency Services program, you have decided to pursue a career as an occupational safety and health consultant. You were recently contacted by Will B. Shafe, the human resource manager at On Call, the company that employs Ms. Handz Hurt from the unit lesson. According to Mr. […]

Discuss how the staff of each individual would be affected by the skills of the leader/manager.

Leadership and Managing What are the differences between leaders and managers? What characteristics are similar and what are different? Provide a total of three examples. First, of someone who has great managerial skills. Second, another individual with great leadership skills. Third, another person with poor managerial skills. These can be made up individuals or examples […]

Do you agree or disagree with the theories about the Permian-Triassic extinction?

Answer in a minimnum of five sentences each 🙂 q1: Do you agree or disagree with the theories about the Permian-Triassic extinction? Use facts from this unit to support your opinion. q2: If an asteroid were going to impact Earth, would you prefer to know in advance or let the NEO remain a mystery until […]