Physics Homework Answers & Questions Page 44

• At what distance of separation must two 1.00-microCoulomb charges be positioned in order for the repulsive force between them to be equivalent to the weight (on Earth) of a 1.00-kg mass?

  $10.00

  Physics

  Waiting for answer

• How does heat change the density of air?

  $10.00

  Physics

  Waiting for answer

• What are photons?

  $10.00

  Physics

  Waiting for answer

• Three hundred joules of energy are used to push an object with a force of 75 newtons. What is the maximum distance the object can move?

  $10.00

  Physics

  Waiting for answer

• How does blood pressure differ in arteries capillaries and veins?

  $10.00

  Physics

  Waiting for answer

• How does Newton's first law affect roller coasters?

  $10.00

  Physics

  Waiting for answer

• What is the force, in terms of Coulomb's constant, between two electrical charges of ##-45 C## and ##60 C## that are ##15 m ## apart?

  $10.00

  Physics

  Waiting for answer

• How do you convert 300kPa into atm and mm Hg?

  $10.00

  Physics

  Waiting for answer

• How can potential energy be increased and decreased?

  $10.00

  Physics

  Waiting for answer

• What is the difference between simple and compound machines?

  $10.00

  Physics

  Waiting for answer

• What is the meaning of constant of proportionality in physics?

  $10.00

  Physics

  Waiting for answer

• How can an object have a negative acceleration while speeding up and a positive acceleration while slowing down? Please explain using easy terms, I do not understand the way my textbook explains it.

  $10.00

  Physics

  Waiting for answer

• What are some examples of an elastic collision?

  $10.00

  Physics

  Waiting for answer

• Does charging by induction or conduction occur during a thunderstorm?

  $10.00

  Physics

  Waiting for answer

• How many miles per hour is 25.4 feet per second?

  $10.00

  Physics

  Waiting for answer

• What is electron affinity?

  $10.00

  Physics

  Waiting for answer

• A steel wire in a piano has a length of 0.7 m and a mass of 0.0043 kg. To what tension must this wire be stretched so that the fundamental vibration with frequency of 261.6 Hz?

  $10.00

  Physics

  Waiting for answer

• What medium does sound travel through best?

  $10.00

  Physics

  Waiting for answer

• A train comes to a stop in 3 minutes. if the train had a uniform acceleration of -3.5 m/s/s what was initial velocity of the the train?

  $10.00

  Physics

  Waiting for answer

• What is a wedge?

  $10.00

  Physics

  Waiting for answer

• Is capacitance inversely proportional to distance?

  $10.00

  Physics

  Waiting for answer

• Why is acceleration inversely proportional to mass?

  $10.00

  Physics

  Waiting for answer

• What is the Bernoulli's principle?

  $10.00

  Physics

  Waiting for answer

• Why does the coefficient of friction has no units?

  $10.00

  Physics

  Waiting for answer

• What is a period in physical science?

  $10.00

  Physics

  Waiting for answer

• How does the first law of thermodynamics apply to photosynthesis?

  $10.00

  Physics

  Waiting for answer

• What is an example of potential energy in nature?

  $10.00

  Physics

  Waiting for answer

• What are some examples of relative motion?

  $10.00

  Physics

  Waiting for answer

• Explain vector and rectangular components of a vector?

  $10.00

  Physics

  Waiting for answer

• What is the main difference between an inelastic and a perfectly inelastic collision?

  $10.00

  Physics

  Waiting for answer

• How do you calculate the mechanical advantage of a compound pulley?

  $10.00

  Physics

  Waiting for answer

• A cheetah can run at a speed of 75 miles per hour and can sustain that speed for about 1,500 feet. Approximately how fast is the cheetah running in feet per second?

  $10.00

  Physics

  Waiting for answer

• What is buoyancy?

  $10.00

  Physics

  Waiting for answer

• What is rotational motion?

  $10.00

  Physics

  Waiting for answer

• How is impulse related to momentum?

  $10.00

  Physics

  Waiting for answer

• Among red and violet color which has higher speed?

  $10.00

  Physics

  Waiting for answer

• A clock with an iron pendulum keeps correct time at 20C.How much will it lose or gain per day if temperature changes to 40C?Coefficient of cubical expansion of iron =36x10-6C-1

  $10.00

  Physics

  Waiting for answer

• What is radioactivity?

  $10.00

  Physics

  Waiting for answer

• What is torque?

  $10.00

  Physics

  Waiting for answer

• Why is horizontal velocity constant in projectile motion?

  $10.00

  Physics

  Waiting for answer

• A right circular cylinder with a radius of 2.3cm and a height of 1.4cm has a total surface area of? a) ##5.3*10^-3## b) ##7.4*10^-3##

  $10.00

  Physics

  Waiting for answer

• Why gravitational acceleration is zero at the centre of the Earth maximum at the poles and minimum at the equator?

  $10.00

  Physics

  Waiting for answer

• What is free fall and how does it relate to gravity?

  $10.00

  Physics

  Waiting for answer

• Derive the formula for centripetal acceleration?

  $10.00

  Physics

  Waiting for answer

• Why can you safely handle a 1.5-V battery without being electrocuted?

  $10.00

  Physics

  Waiting for answer

• How is buoyant force related to weight?

  $10.00

  Physics

  Waiting for answer

• What properties of light are used in a periscope?

  $10.00

  Physics

  Waiting for answer

• What does advent mean?

  $10.00

  Physics

  Waiting for answer

• How do you convert gallons to liters?

  $10.00

  Physics

  Waiting for answer

• How does gravity causes erosion?

  $10.00

  Physics

  Waiting for answer