Category: Physics

What year did the Narrows bridge collapse? September 1938 How much does it cost to go over the Tacoma Narrows Bridge? Currently, crossing the bridge in a car or another two-axle vehicle costs $5 with a Good to Go! pass or $6 cash at the tollbooth. How big is the Octopus Under the Narrows Bridge? […]

What is stop motion animation Why was it important to animation? Why was this important to animation? Stop motion animation is an animation technique to make a physically manipulated object appear to move on its own. The objects/puppets are made by the artist, and each time they are moved, the artist photographs them instead of […]

What is negative resonance? Negative Resonance Effect- Negative resonance effect occurs when the groups withdraw the electrons from other molecules by the process of delocalization. The groups are usually denoted by -R or -M. In this process, the molecular electron density is said to decrease. For example- -NO2, C=O, -COOH, -C≡N. What is difference between […]

How do you explain observations? Observation is the active acquisition of information from a primary source. In living beings, observation employs the senses. In science, observation can also involve the perception and recording of data via the use of scientific instruments. The term may also refer to any data collected during the scientific activity. What […]

What are the dangers of DNA testing? People may feel angry, depressed, anxious, or guilty about their results. In some cases, genetic testing creates tension within a family because the results can reveal information about other family members in addition to the person who is tested. Is DNA testing worth it? DNA tests can give […]

What is H in Maxwell equations? The four Maxwell equations, corresponding to the four statements above, are: (1) div D = ρ, (2) div B = 0, (3) curl E = -dB/dt, and (4) curl H = dD/dt + J. Read More on This Topic. light: Maxwell’s equations. In the early 1860s, Maxwell completed a […]

Is Captain Nemo a bad guy? Captain Nemo is the anti-heroic deuteragonist of the 1870 Jules Verne novel Twenty Thousand Leagues Under the Sea. He later reappears as the benefactor of the castaways in The Mysterious Island. How did Captain Nemo die? He is said to have died of old age in 1883, on board […]

Is burning of candle a reversible change? When a candle is burned, chemical reactions take place between the wax and oxygen. These chemical reactions release energy in the form of heat and light. These chemical reactions can’t be reversed back. What ways to change the materials? What are some ways of changing solid materials? Physical […]

Can alkanes form hydrogen bonds? 1 Answer. The simple answer is none, as alkanes do not engage in hydrogen bonding. What is a 5 carbon chain called? List of straight-chain alkanes Number of C atoms Number of isomers Name of straight chain 3 1 propane 4 2 n-butane 5 3 n-pentane 6 5 n-hexane What […]

What does it mean if a girl says Nevermind? “Never mind.” means “I don’t really know how to explain this in a way you’ll understand.” “Nothing.” means “Something, but I’m going to test you to see how you react.” “So, who is she?” means “Okay, I’m trying really hard to not sound jealous, but I’m […]