What changes a chemical reaction? The chemical reaction produces a new substance with new and different physical and chemical properties. Matter is never destroyed or created in chemical reactions. The particles of one substance are rearranged to form a new substance. The same number of particles that exist before the reaction exist after the reaction. […]
Can my pressure cooker explode?
Can my pressure cooker explode? Pressure cookers have long been a time saving kitchen appliance. If a pressure cooker’s lock, vent, lid, seal, or gasket is faulty, the pressure cooker can explode, causing severe injury or even death to anyone nearby. Do Indian restaurants use pressure cookers? Things are slowly changing, though. Pressure cooker is […]
What are some sources of heat in our everyday lives?
How do you know if its descriptive or inferential?
How do you know if its descriptive or inferential? Descriptive statistics describes data (for example, a chart or graph) and inferential statistics allows you to make predictions (“inferences”) from that data. With inferential statistics, you take data from samples and make generalizations about a population. What is an example of descriptive statistics in a research […]
How do we use biochemistry in everyday life?
How do we use biochemistry in everyday life? Similarly, biochemistry in general deals with body substance like enzymes, carbohydrates, amino acids, fats, proteins, hormones, DNA, RNA, pigments, etc. It is used in clinical diagnosis, manufacturing of various biological products, treatment of diseases, in nutrition, agriculture, etc. What is biochemistry and its importance? Biochemistry is both […]
What causes current to flow?
What causes current to flow? In electrical conductors, current (flow) results from the movement of electrons from one atom to the next. Negative electrons are attracted to positive electrons. At the atomic level, a negative electron will jump from one atom to another. What is a closed path for current flow called? A closed path […]
What are the characteristics of Gaussian surface?
What are the characteristics of Gaussian surface? Gaussian Surface of a Sphere A point charge. A spherical shell with the uniform charge distribution. Charge distribution with spherical symmetry. What is nature of Gaussian surface? A Gaussian surface is an imaginary closed surface around a charge in a 3 dimensional space. The total amount of flux […]
Why do filmmakers use storyboards?
Why do filmmakers use storyboards? Storyboards can illustrate the camera shots and movements that filmmakers have in their heads, making it easier for the cast and crew to understand how everything will piece together. Shots can convey very different feelings and emotions. Do films still use storyboards? As I mentioned above, not all Director use […]
What happen when the materials were placed near the magnet?
What happen when the materials were placed near the magnet? Answer. Answer: 1) When two magnets are brought near each other, like poles repel; opposite poles attract. 2) When a magnet is brought near a piece of iron, the iron also gets attracted to the magnet, and it acquires the same ability to attract other […]
Which was a result of the Treaty of Oregon in 1846 quizlet?
Which was a result of the Treaty of Oregon in 1846 quizlet? In 1846, the Oregon boundary dispute between the U.S. and Britain was settled with the signing of the Oregon Treaty. The British gained sole possession of the land north of the 49th parallel and all of Vancouver Island, with the United States receiving […]