What are the advantages and disadvantages of using fossil fuel? Advantages and disadvantages of fossil fuel power Advantages Disadvantages Readily available (at the moment) Non-renewable source – will eventually run out Relatively easy to produce energy from them Increasing fuel costs Release carbon dioxide (CO 2 ) when burnt – greenhouse gas What are the […]
Does a condenser reduce pressure?
Does a condenser reduce pressure? Temperature profile inside the condenser In a similar way to evaporation, the only pressure difference between the entrance and the exit of the heat exchanger is the pressure drop. Because the flow velocity in a condenser decreases, the induced pressure drop is much lower than in an evaporator. What causes […]
What are the 10 families of elements?
What are the 10 families of elements? Terms in this set (10) alkali family. group 1, hydrogen is not a member. alkaline earth. group 2, also very reactive, only 2 valence electrons. transition metals. boron family. carbon family. nitrogen family. oxygen family. halogen family. Which family of the periodic table is the most unique? The […]
What is the role of magma in rock cycle?
What is the strongest covalent bond?
What is the strongest covalent bond? Sigma bonds Do covalent bonds melt easily? Covalent molecular They have low melting points and boiling points because the attractions between molecules are easy to overcome. Which is the strongest chemical bond? Covalent bond is the strongest bond. Answer: There are a variety of ways atoms bond to one […]
What is the most expensive ride at Universal?
What is the most expensive ride at Universal? Estimated at $150 million for the $200 million Harry Potter expansion project, the Forbidden Journey ride takes guests on a wild journey over Hogwarts, through a quidditch match, in a duel with dragons, giant spiders, and dementors. The technology behind the ride is the costliest. What is […]
How many angle Bisectors does a triangle have?
How many angle Bisectors does a triangle have? three angle bisectors What is difference between centroid and Orthocentre of a triangle? The centroid of a triangle is the point at which the three medians meet. The orthocenter is the point of intersection of the altitudes of the triangle, that is, the perpendicular lines between each […]
Can you prove a hypothesis?
Can you prove a hypothesis? You can, and, if you become a scientist, you should disprove a hypothesis or even theory. Because they can be. You cannot however PROVE either of them. Every theory and hypothesis is simply “not disproven” There is no such thing as a proven anything in science. What does it take […]
What are the major disciplines of knowledge?
What are the major disciplines of knowledge? Learning Objectives Discipline Branch Examples Business Accounting, economics, finance, management, marketing Humanities Art, history, languages, literature, music, philosophy, religion, theater Natural and applied sciences Biology, chemistry, computer science, engineering, geology, mathematics, physics, medicine What are the four major academic disciplines? Contents Humanities. 1.1 Performing arts. 1.2 Visual arts. […]