Category: Physics

What are the 4 stages of rheumatoid arthritis? The 4 Stages of Rheumatoid Arthritis Progression Stage 1: Early RA. Stage 2: Antibodies Develop and Swelling Worsens. Stage 3: Symptoms Are Visible. Stage 4: Joints Become Fused. How to Know if Your RA Is Progressing. What Makes RA Get Worse? How Your RA Treatment Plan Prevents […]

Is science a theory or fact? A scientific theory is a well-substantiated explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experiment. Such fact-supported theories are not “guesses” but reliable accounts of the real world. How can a fact be proven? The […]

What form of carbon is added to steel? In solid steel, carbon is generally found in two forms. Either it is in solid solution in austenite and ferrite or it is found as a carbide. The carbide form can be iron carbide (Fe3C, known as cementite), or it can be a carbide of an alloying […]

What are translucent materials give two examples? Examples of transparent items are glass, water, and air. Those materials that allow some light to pass through them are called translucent and include things like frosted glass and wax paper. If an object does not allow any light to pass through it then it is opaque. What […]

Can you defend yourself against trespassing? In cases where charges are brought against you for crossing onto another person’s land, you do have the right to defend yourself. There are several defenses to trespassing. One is that you have consent to be there. Public necessity is another good defense for trespassing. What elements must be […]

How do scientist form a hypothesis? How Do You Form a Hypothesis? The first step is to collect as many observations as possible about the problem you are trying to examine. Then consider your observations and think about how they might relate to the problem. If it could be proven wrong, then you have formed […]

What is the scale size of the planets? Procedure: Scale Model of Relative Diameters of Planets Planet Diameter in kilometers Size in cm Mercury 4800 .4 cm Venus 12100 .9 cm Earth 12750 1 cm Mars 6800 .5 cm Why do scientists make solar system models? Scientists use models to investigate objects or processes that […]

What has more mass a pound of lead or a pound of feathers? “Which weighs more–a pound of lead or a pound of feathers?” The seemingly naive answer to the familiar riddle is the pound of lead. The correct answer, of course, is that they weigh the same amount. What is more dense a pound […]

What is the positive terminal called? cathode Are terminals and electrodes same? is that terminal is a building in an airport where passengers transfer from ground transportation to the facilities that allow them to board airplanes while electrode is the terminal through which electric current passes between metallic and nonmetallic parts of an electric circuit. […]

What effect does full moon have on humans? May affect blood pressure Their heart rate and blood pressure were both lower during full and new moons. Plus, their heart rates returned to normal levels more quickly during full and new moons. In this study, researchers concluded that humans were more physically efficient during full and […]