Category: Physics

Why is liquid water important to life? Even organisms that live in very dry places need water to live. One reason that water is so important is because it’s a liquid. This means that it can move around the materials that are needed for chemical reactions. These reactions include the ability for cells to get […]

How can I climb Mount Everest for free? In order to climb Mount Everest for free, you will need a sponsor. Start with local companies, build up and show them a strong social media presence. Pitch them on not only your reach but an exciting or moving story behind the climb. You can also consider […]

What type of reaction is Fe2O3 C –> Co Fe? redox equation What type of reaction is this 2 Fe2O3 3 c3 CO2 4 Fe? Answer Expert Verified. The given reaction is a redox reaction as it involves both oxidation and reduction reactions simultaneously. Fe2O3 is reduced, while C is oxidised. What type of reaction […]

How do you pick up a glass of water upside down? Move the glass over the container or sink. Gently place your hand on the paper, then flip the glass over. Remove your hand from the bottom and watch in amazement as the paper stays covering the glass and the water doesn’t spill out. How […]

What does Lenz law state? Lenz’s law, in electromagnetism, statement that an induced electric current flows in a direction such that the current opposes the change that induced it. This law was deduced in 1834 by the Russian physicist Heinrich Friedrich Emil Lenz (1804–65). Lenz’s law. What are the four Maxwell’s equations? The statements of […]

What decreases negative effects to a driver in a crash? If your vehicle is hit from behind while stopped, your head tends to stay in place due to inertia, while the rest of your body is pushed forward by the seat. Modern vehicles have features that reduce the forces on your body during a crash […]

Can a nuclear power plant power a city? A 1,000-megawatt power plant can meet the needs of a city the size of Boston or Seattle. ∎ Nuclear power plants require little land vs. and potentially more smog. How much electricity can 1 gram of uranium produce? The fission of 1 g of uranium or plutonium […]

Why is botulism so rare? Spores are not killed by boiling, but botulism is uncommon because special, rarely obtained conditions are necessary for botulinum toxin production from C. botulinum spores, including an anaerobic, low-salt, low-acid, low-sugar environment at ambient temperatures. Can you survive botulism? Although botulism can cause severe and prolonged symptoms, most people recover […]

What are the 4 eating habits? There are four types of eating: FUEL EATING. This is the only reason we need to eat because food is fuel. JOY EATING. This is eating foods that don’t have nutritional value for our body (desserts, savoury snacks, and the like), but it provides pleasure. FOG EATING. STORM EATING. […]

Can we convert mass to energy? First discovered by Einstein more than 100 years ago, it teaches us a number of important things. We can transform mass into pure energy, such as through nuclear fission, nuclear fusion, or matter-antimatter annihilation. Can mass be converted into energy or can mass be destroyed? The total mass of […]