Is normal force a centripetal force?

Is normal force a centripetal force? The normal force and a component of the weight point toward the center of the loop (the component perpendicular to the loop), so they get to be the centripetal force. How is centripetal force calculated? Centripetal force is measured in Newtons and is calculated as the mass (in kg), […]

How does a surface wave form quizlet?

How does a surface wave form quizlet? Surface Waves: Forms when P and S waves reach the surface, move more slowly than P waves and S waves, they can produce severe ground movements, some make the ground roll like ocean waves, other surface waves shake buildings from side to side. P Waves-The crust vibrates forward […]

What is radius of curvature in light?

What is radius of curvature in light? Radius of curvature (ROC) has specific meaning and sign convention in optical design. A spherical lens or mirror surface has a center of curvature located either along or decentered from the system local optical axis. The distance from the vertex to the center of curvature is the radius […]

How does a roller coaster go up a hill?

How does a roller coaster go up a hill? A roller coaster does not have an engine to generate energy. The climb up the first hill is accomplished by a lift or cable that pulls the train up. The higher the hill the coaster is coming down, the more kinetic energy is available to push […]

What are 3 benefits of being multicellular?

What are 3 benefits of being multicellular? List of Pros of Multicellular Organisms. Intelligence and Evolution. Bigger Is Better. Less Stress Equals A Longer Lifespan. Cells Can Take Care Of Each Other. More Energy Is Needed For Normal Functioning. Infection Becomes A Possibility When Multicellular. Takes Longer To Reach Maturity And To Breed. How is […]

Which country has no volcanoes?

Which country has no volcanoes? Even though Australia is home to nearly 150 volcanoes, none of them has erupted for about 4,000 to 5,000 years! The lack of volcanic activity is due to the island’s location in relation to a tectonic plate, the two layers of the Earth’s crust (or lithosphere). In which country volcano […]

Why do electrons do not fall in nucleus?

Why do electrons do not fall in nucleus? Quantum mechanics states that among all the possible energy levels an electron can sit in the presence of a nucleus, there is one, which has THE MINIMAL energy. This energy level is called the ground state. So, even if atoms are in a very very called environment, […]

What are the three types of pain receptors?

What are the three types of pain receptors? Within the central nervous system, there are three types of opioid receptors which regulate the neurotransmission of pain signals. These receptors are called mu, delta, and kappa opioid receptors. What are the two types of pain fibers? Each of the spinal nerves emerging from the spinal cord […]

How do you fight a polar bear?

How do you fight a polar bear? If you encounter a polar bear, keep these tips in mind: Good luck. Polar bears are the biggest bears on Earth, and they’re much harder to scare than brown or black bears. Don’t act like prey. Do act like a threat. Use bear spray. Don’t give up. How […]

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