Recent Physics Questions

• How could I make my foot fall off?

  1 hr 21 min ago - Gangrene is death and decay of a body part due to deficiency ...

• What is the unit used to measure potential difference?

  1 hr 21 min ago - A volt is the unit used to measure potential difference. It i...

• If George observed a difference in measurements for the same item at different altitudes due to variation in gravity, which type of scale did he likely use?

  1 hr 21 min ago - The type of scale that George would have used is called a Gra...

• If you swim in a direction directly across a river and you end up downstream due to the flow of water, do you move faster than you would if the water didn't flow?

  1 hr 22 min ago - Yes, you would move faster with the flow of water then if the...

• How fast does the speed of light travel?

  1 hr 22 min ago - The speed of light travels at exactly 299,792,458 metres per ...

• What are unstoppable atomic nuclei that release fast moving particles and energy?

  1 hr 23 min ago - Unstoppable atomic nuclei that release fast-moving particles ...

• What does the electron transport chain uses the high-energy electrons from the Krebs cycle to do?

  1 hr 23 min ago - The chain uses the electrons to convert ADP into ATP. Have an...

• What does newtons third law of motion describe?

  1 hr 24 min ago - It states, "For every action there is an equal and opposite r...

• What is the tendency of an object to stay in motion?

  1 hr 24 min ago - Inertia is the property of matter by which it retains its sta...

• Is it true you can kill someone by dropping a penny off of the Empire State Building?

  1 hr 25 min ago - The verdict on this urban legend is that it is not true. A pe...

• Which state of matter has the strongest bond?

  1 hr 25 min ago - Atoms and molecules in liquids and gases are bouncing and flo...

• What does the area under a curve in a velocity time graph represent?

  1 hr 25 min ago - The slope of a velocity-time graph is the acceleration. ChaCh...

• Why cant a lighter be lit for more then 30 secs?

  1 hr 26 min ago - Lighters can be light for more than 30 seconds, but the heat ...

• What is the SI unit for wave speed?

  1 hr 26 min ago - Same as normal SI units of speed. Speed of light = 300000000 ...

• What can conductors be charged by?

  1 hr 27 min ago - An object made of a conducting material will permit charge to...

• What Are The central core of an atom are called?

  1 hr 28 min ago - The central core of an atom is called a nucleus around which ...

• What is the rate of change in velocity?

  1 hr 29 min ago - Acceleration (velocity), in physics, the rate of change of ve...

• What is the molecular geometry of CH4?

  1 hr 29 min ago - Methane shows a carbon atom associated with 8 electrons in th...

• What was De Broglie's revolutionary concept involving the characteristics of moving particles?

  1 hr 30 min ago - Quantum mechanics is a body of scientific principles describi...

• What kind of energy do all living things use?

  1 hr 30 min ago - All living things have some thermal energy, but plants use li...

• What is the importance of nuclear energy?

  1 hr 32 min ago - Availability of electricity is an essential requirement for i...

• What is lattice energy and how is it involved in an ionic bond?

  1 hr 32 min ago - The lattice energy of an ionic solid is a measure of the stre...

• What causes global wind belts?

  1 hr 33 min ago - The general wind circulation arises from the differential hea...

• What is an example of physical property?

  1 hr 34 min ago - A physical property is any measurable property the value of w...

• How does wind energy work?

  1 hr 34 min ago - Wind hits the tilted windmill blades and makes them turn. Thi...

• What is the quantum mechanical model?

  1 hr 34 min ago - The quantum mechanical model of the atom places electrons int...

• What are Newtons first law of motion?

  1 hr 35 min ago - An object at rest tends to stay at rest and an object in moti...

• What cause the coriolis effect?

  1 hr 37 min ago - The Coriolis effect is caused by the rotation of the Earth an...

• How are positive and negative ions formed?

  1 hr 37 min ago - Positive ions are formed when an atom gives up electrons and ...

• If you put Vasoline in the freezer, will it freeze?

  1 hr 39 min ago - Vaseline will not completely freeze if you put it in the free...

• Are sound waves mechanical waves?

  1 hr 39 min ago - Sound waves are mechanical waves. A sound wave is a mechanica...

• How fast can horse travel?

  1 hr 40 min ago - 4 miles an hr is an average, that includes a walk and a trot ...

• What is Newton's first law of motion?

  1 hr 41 min ago - Newton's first law states that an object's speed (or velocity...

• What is the relationship of particle size and surface area?

  1 hr 41 min ago - Particle size provides general definitions of the particle si...

• Why do scientists keep revising the definition of the meter?

  1 hr 41 min ago - In 1889 the new bar was measured at the melting point of ice....

• What does the matter lost during nuclear fusion change into?

  1 hr 43 min ago - Some matter is lost during nuclear fusion and this lost matte...

• What instrument measures voltage in a current?

  1 hr 43 min ago - A multimeter will allow you to measure both voltage and curre...

• Can a book moving have constant velocity and a changing speed?

  1 hr 43 min ago - Yes, a moving book can have constant velocity and changing sp...

• What are 3 codons act as termination signals?

  1 hr 44 min ago - UAA, UAG, and UGA, act as signals to terminate translation.

• Why is air resistance considered a form of friction?

  1 hr 45 min ago - Air can be considered a fluid.When moving through a fluid,lik...

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