Physics
Physics regards the physical aspects of the natural world. It includes topics that deal with forces on different bodies within the universe and phenomena that explain how the universe works.
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the process of conduction transfers energy creating more or less pressure and convection puts more pressure on the earth
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she was married in Lebanon on February 31st 2054 around middayish nobody noes the exact time due to watches not being...
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electric and magnetic fields oscillate in an electromagnetic wave.
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Going down is defined as negative, by definition. A more important example of definition is seen in the definition rules for...
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a physical change is anything that can be undone. for example: -melting an ice cube (the water can be refrozen into the ice...
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Floor tiles absorb heat raoidly. This means that if you stand in bare feet on tiles, a lot of heat is drawn out of your foot. A...
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Alpha radiation consists of helium nucleus that are (in this context) rather large. This means it is very easily stopped (just a...
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In simple terms it is because the magnetic field is stronger at the poles of a magnet. Why it is like that is still unknown for...
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The concept of closure: If A and B are sets the intersection of sets is a set. Then if the intersection of two sets is a set...
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233 g/mole estimated average molecular weight. Diesel fuel, like other petroleum products, is not one specific chemical compound...
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Frequency causes pitch. Amplitude determines loudness.
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Constant Acceleration
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In general, the golf ball will go higher than a ping pong ball would if we give both a good toss. This is because there is a lot...
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The outside of the boat is metal, but the inside is mostly air. So the weight of the boat of a certain volume (size) is smaller...
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Inductive
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You can increase amplitude by plucking the string harder.
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A molecule is the smallest complete particle of a material or element, composed on one or more atoms or atomic particles....
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The Cochlea, but techinically it's the inner ear.
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this is a much more complicated question than perhaps you realise. try looking up "wave particle duality" photons have the...
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Its pitch will increase or decrease.
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Molecules are very microscopic. They are so small they cannot be seen with the naked eye.
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The speed of sound in water is 1480 m/s at 20 degrees. The speed of sound in air is 343 m/s at 20 degrees . check out more of...
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Infrasonic frequency range is those frequencies that is lower that the hearing range of a human ( we call it the audible range )...
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Cotton, plastic, wood are 3 examples of insulators
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Archimede's Principle states that the buoyant force that an object experiences when immersed in water is equal to the weight of...
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The buoyant force on an object equals the weight of the water it displaces.
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No sulfur is a non-metal and non metals are poor conductors.No. Sulfur is an insulator. It has a resistance of about 1 x 1015...
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32 degrees Fahrenheit 0 degrees Celsius 32 Degrees Farenheit
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Joliot-Curie was a French chemist who shared the 1935 Nobel Prize in Chemistry for the synthesis of new radioactive isotopes with...
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Speed c=fw, where f=freq and w=wave.
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The vaporization temperature (liquid to gas) is the same temperature as the condensation temperature (gas to liquid). In...
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Mass and distance apart.
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All directions equally. Think of how a balloon blows up..... It expands with equal force all across the area of the balloon.
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Thrust is energy inside a planes turbuline.
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because it keeps your body leveled with it.
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The stratosphere contains the ozone layer which blocks the UV and X-ray radiation
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Yes, there is nothing about water that affects the magnetic attraction of iron.
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The Principle of the Cyclotron The principle involved in the construction and operation of the cyclotron follows a very logical ...
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According to the Metals Handbook of the American Society of Testing and Materials, 316 Stainless has a tensile strength of 85,000...
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Depends on density of chipboard. Thermal conductivity can range between 0.1-0.3W/mk. Take the thickness of chipboard, say 18mm...
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10 million K
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The joule is the derived unit of energy in the International System of Units. It is defined as: : One joule is the amount of...
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A vector is described by magnitude and direction (a scalar has only magnitude).
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they get a computer and get it in slow motion and calculate it on the computer by km
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1. Whirling of a stone tied to a string: The string provides necessary centripetal force for the rotation of stone. 2. Turning of...
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Start by taking the number in Celsius and multiply it by 9. Then divide that number by 5, and then add 32. This is how you...
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A force is something that causes a mass to accelerate. The definition of the Newton is that it is the force which will accelerate...
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As speed=Distance/time, distance would be, distance = Speed x time or, s = vt where s is distance, v is speed or change in...
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Secondary source
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Pressure= Force/ Area
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Optical illusions are known to have been used by the Greeks.
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Cool it down to -427 degrees Fahrenheit, and keep it under pressure.
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A satellite that remains above a fixed location on the Earth's surface, usually about 36,000 km above the equator. It is limited...
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energy is released during atom fissure
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Because the gravitational pull on the moon is less than on the earth
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That they weigh the same! The difference is that the density of lead is far greater so it takes up a lot less space to make up a...
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Protons, and neutrons in most isotopes heavier than hydrogen, and the gluons that bind the nucleons (protons and neutrons)...
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To calculate the number of photons, you need the formula E=hf where h is Planck's constant with a value of 6.63*10^-34Js and f...
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Wind farms are a collection of wind turbines that are used to generate electricity.
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It is Lift, Thrust and i forget the third but i know those are two of them it might be volocity or something like that
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Its average density.
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a horse hears from 14 Hz to 25kHz
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A transverse wave. The snake moves up and down in a transverse way type of motion....... but it does NOT compress which means it...
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The wavelength of red laser light is between 620 and 750 nanometers (billionths of a meter). Anything emitting or reflecting...
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Gas expands to fill up it's container, while if solids are put into the same container, the will not expand. They will stay the...
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Yes, in a manner of speaking. One form that energy can take is called gravitational potential energy (PE). This relationship is...
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you are under the ocean
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Shorter wavelength, higher frequency radiation yields more energy per unit of time.
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The block of steel would be denser than a boat. Even though the density of the material, steel, is constant, the form makes a...
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If an object moves with time in comparison with any other still object which can be considered as a reference object then the...
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From the hotter to the cooler
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Matter expands and contracts because the molecules rearranged depending on heat applied to it. When it is hot, the molecules...
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After this, The star has nothing else to survive on, causing it to change into a black hole
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A= actually its fluid pressure and fluid pressure is any kind of fluid(gas,liquid,air,are all fluid. Fluid Pressure is any fluid...
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1 micron = 1000 um. so there is .05 microns in a nanometre
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modern ships are welded, older ships use rivets to hold the steel together
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A girl walks along a straight path to drop a letter in the letterbox and comes back to his initial position. Her...
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Biodiesel is meant to be used in standard diesel engines. However, other uses could be cleaning up oil spills, generating...
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Humans float in water due to the air in the lungs. This is why a dead body will sink for 24 hours before rising again. The lungs...
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The primary one is the conversion of the chemical energy in the fuel into thermal energy, which is heat energy. This is converted...
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When something vibrates, like a loudspeaker, it compresses the air and increases the pressure of the air when it moves out. When...
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SOMETHING THAT YOU WILL NEVER BE ABLE TO COMPREHEND
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kilograms
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Essentially fusion of hydrogen nuclei, which means protons. Sometimes it is called the proton-proton reaction
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The equation relating diode voltage and current is: Id = Is*(exp(Vd / n*Vt) - 1) Where: Id = Diode current Is =...
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Yellow light has more energy than infrared because the wave length of infrared light is longer and a lower frequency.
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