Category: Physics

Can you bounce a basketball on grass? At least two different surfaces to bounce a basketball on, with at least one hard surface and one soft surface (For example, you could use carpet, concrete, grass, linoleum and a basketball court. The surface needs to be flat and next to a wall or other large perpendicular […]

Which of the following will increase the energy of a photon? The energy of the photon depends on its frequency (how fast the electric field and magnetic field wiggle). The higher the frequency, the more energy the photon has. As the frequency of a photon goes up, the wavelength () goes down, and as the […]

How deep is the Mississippi River at its deepest point? 61 m Can you eat fish out of the Mississippi River? “We don’t have any advisories on the Mississippi. It’s safe to eat the fish there,” says Langley. Langley says the Mississippi River “has such and immense volume” that it “would wash away just about anything.” […]

How does adhesion help the human body? Cell adhesion is fundamental for the formation of multicellular organisms, as it allows for the maintenance of tissue and organ structure, as well as communication between cells. How does adhesion work in the human body? Without this flow, your body’s cells would not rehydrate and vital communication between […]

What is the meaning of Coastal? Coastal things are near the ocean. If you like spending time at the beach, you might take a trip to a sunny, coastal vacation spot. The coast is the land that borders an ocean or sea, and the adjective coastal describes things that affect the coast or are located […]

What are the 3 things you never talk about? The 3 things you “never talk about” (religion, politics & money) are the ONLY things they talk about on the cable news networks… : Showerthoughts. What is not small talk? Read on to see the best of what we uncovered. Have some ‘deep’ conversation starters on […]

Is vinegar an acid base indicator? A solution with a pH between 5 and 7 is neutral, 8 or higher is a base, and 4 or lower is an acid. Lime juice, lemon juice and vinegar are acids, so they should have turned the indicator solution red or purple color. An indicator, like anthocyanin, responds […]

What are 5 everyday items that have permanent magnets in them? Magnets Are Everywhere Fridge Magnets. White HOOK-WHT hooks holding up a few aprons on a steel door. Magnetic Cabinet Latches. Magnetic cabinet catch. Audio Speakers. Audio Speakers. Electric motors. An electric motor from a DVD drive. More Electronic Devices. Laptops have speakers, magnetic sensors, […]

Will water always melt at 0 degrees? If you keep a glass of liquid water and ice mixed at exactly 0 °C (and standard pressure), nothing will happen. At just above 0 °C liquid is more stable so ice will melt, and just below ice is more stable and liquid will feeeze. What does higher […]

What is the product of iron oxygen water? The iron reacts with water and oxygen to form hydrated iron(III) oxide, which we see as rust. Iron and steel rust when they come into contact with water and oxygen – both are needed for rusting to occur. Boiling the water removes the oxygen and the layer […]