Is work done when sitting? Work is done when a force that is applied to an object moves that object. Driving to your job is not work because you just sit, but the energy your car engine uses to move the car does work. You have to exert a force AND move something to qualify […]
Why do human eyes not glow in the dark?
What is the graph used for?
What is the graph used for? Graphs are a common method to visually illustrate relationships in the data. The purpose of a graph is to present data that are too numerous or complicated to be described adequately in the text and in less space. Do not, however, use graphs for small amounts of data that […]
What 2 groups are very reactive with water?
What 2 groups are very reactive with water? You get less precipitate as you go down the Group because more of the hydroxide dissolves in the water. The Group 2 metals become more reactive towards water as you go down the Group. There is an additional reason for the lack of reactivity of beryllium compared […]
What is the correct order of the cells?
What is the correct order of the cells? Cell → Tissue→Organ→Organ system→Organism. What is the correct order of organization within the body smallest to largest? The levels, from smallest to largest, are: molecule, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere. What is an example of a cell? A cell is defined as […]
How many plants are there in the desert?
How many plants are there in the desert? There are at least 2,450 native plant species found in California’s desert, according to a great article by Chris Clarke on desert life, posted at KCET. If you want to learn more about our amazing deserts, join Desert Biodiversity, a new organization dedicated to exploring, respecting and […]
How do you write a scalar value in SQL?
How do you write a scalar value in SQL? Creating a scalar function First, specify the name of the function after the CREATE FUNCTION keywords. Second, specify a list of parameters surrounded by parentheses after the function name. Third, specify the data type of the return value in the RETURNS statement. How do you create […]
What did Rutherford discover and what was his model called?
What did Rutherford discover and what was his model called? Rutherford model, also called Rutherford atomic model, nuclear atom, or planetary model of the atom, description of the structure of atoms proposed (1911) by the New Zealand-born physicist Ernest Rutherford. How did Dalton know how many atoms were in a molecule? While all atoms of […]
What is the marker of choice for detecting a myocardial infarction?
What is the marker of choice for detecting a myocardial infarction? Diagnostic biomarkers Two well known biomarkers in use for diagnosis of acute myocardial infarction are Creatine-Kinase-MB isoform and Cardiac Troponin. In 2000, Cardiac Troponin replaced CK-MB as the biomarker of choice for diagnosing a myocardial infarction [6]. Which is a common clinical manifestation following […]
What is the importance of studying earth science?
What is the importance of studying earth science? Earth Scientists make many beneficial contributions to society, by: understanding climate change and its dramatic consequences. monitoring geohazards and predicting volcanic eruptions and earthquakes. discovering and managing the world’s resources: hydrocarbons and precious minerals. Can studying be fun? The answer is yes, and today, we’ll be covering […]