science/physics

• If an object is weighed in water, what is its apparent mass?
  
• How do you explain density to 2nd-3rd graders?
  
• How are mass, matter, volume and weight related?
  
• Can you explain trigonometry?
  
• If an object is closer to a convex lens than one focal length what is the image?
  
• If A helium balloon has a pressure of 40 psi at 20 degrees Celsius. What will the pressure be at 40 degrees Celsius Assume constant volume and mass?
  
• Has the lhc been turned on yet?
  
• -2x+3y=-5 in standard form?
  
• Does the moon's gravitational pull affect Earth's tectonic plates?
  
• How can a colloid be distinguished from a suspension?
  
• What is an example of a glide transformation?
  
• How does distance affect the strenght of the force of gravity?
  
• Did Albert Einstein die a virgin?
  
• What is the function of the electron transport proteins in the thyakoid membranes?
  
• How was quantum physics originated?
  
• How to Find the equation of the line that is perpendicular to the graph -2y+x=5, and passes though (-3,-3)?
  
• What year was the Nobel prize founded?
  
• Who inveted the theory of relativity?
  
• How many electrons are exchanged in the following balanced redox reaction, 2 Fe(s) + 3 Cl2(aq) ? 2 FeCl3(aq)?
  
• How can an object have the same speed and mass, but change its momentum?
  
• What make a pendulum swing faster, length of string or weight?
  
• What is the formula KE=1/2mo2 for?
  
• According to Einstein, E photon = h•n. What is the energy of a photon if it has a frequency of 6.82 x 1014 s–1?
  
• What does the force of gravity between 2 stars depend on?
  
• Can you Calculate the kinetic energy in joules of a 10 g bullet moving at 300 m/sec?
  
• When and where was neil peart born?
  
• Could enough photons push or punch an object rather than burn through it like a laser?
  
• What classification would a Electromagenetic radiation having a wavelength of. 00000013 be?
  
• What is the doppelganger theory?
  
• What is the formula for angle and power?
  
• What are volts measured with?
  
• How fast is the electron moving relative if the mass of an electron is 9.11x10-31kg. if the broglie wavelength for an electron in a hydrogen atom is 3.31 x 10-10m?
  
• How big of an area would a 2000 pound pallet of river rock cover?
  
• What is a trapizoid?
  
• What particle do objects Most likely lose or gain to become electrically charged?
  
• Do electromagnetic waves need need molecules to travel?
  
• How does electromagnetism work?
  
• What time does Lebrons Conferse start?
  
• What would happen if something besides light went as fast as the speed of light? Or at least what do scientists and the like theorize what would happen?
  
• What is the relation between slope and velocity?
  
• According to the principles of Aristotle, what part of the motion of a baseball pitched across the home plate is natural motion? What part is violent motion?
  
• Is radioactive decay the same thing as nuclear decay?
  
• How does the energy absorbed by a ground state electron relate to the energy emitted by the photon of light?
  
• What is negative 212 degrees in radians?
  
• What is the energy of a photon of blue light of wavelength 475nm?
  
• What is the atomic mass of CO2?
  
• How does orbital notation differ from electron configuration notation?
  
• What is the formula for calculating the kinetic energy of particles?
  
• Why is the sun magnetic?
  
• How many centimeters are in .0001 millimeters?