Terms of vibrations and particles
Sound does not travel through the vacuum of space. Explain why this is true. Go beyond just medium - explain it in terms of vibrations and particles.
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at what point, as measured from the center of the earth, does the gravitational force exerted on the craft by the earth balance the gravitational force exerted by the moon? this point lies on a lie between the centers of the earth and the moon.
A 9300 kg boxcar traveling at 15.0 m/s strikes a second boxcar at rest. The two stick together and move off with a speed of 6.0 m/s. What is the mass of the second car?
Identify and discuss the three greatest predictors of poverty in America. In your opinion, what can be done to help the impoverished find their way out of poverty? Explain your answer.
what is the molar concentration of a solution, 2.79grams of a nonelectrolyte solute is dissolved in water to make 235 mL of a solution at 29 celcsius the solution exerts an osmotic pressure of 927 torr and how many moles of solute are in the solut
A 41.5 kg parachutist lands moving straight downward with a speed of 3.90 m/s. (a) If the parachutist comes to rest with constant acceleration over a distance of 0.710 m, what force does the ground exerts on her?
What phase or phases are present when 162 kJ of energy is removed from this sample? Specific heat capacities: ice, 2.1 J/g·°C; liquid, 4.2 J/g·°C; steam, 2.0 J/g·°C, ΔHvap = 40.7 kJ/mol, ΔHfus = 6.02 kJ/
Two small spheres spaced 20.0 centimeters apart have equal charge.How many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is newtons?
A string under a tension of 68 N is used to whirl a rock in a horizontal circle of radius 3.4 m at a speed of 30.12 m/s. The string is pulled in, and the speed of the rock increases. When the string is 1.009 m long and the speed of the rock is 59.
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A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
Problem: An infant with known congenital heart disease presents with weight loss, tachypnea, and hepatomegaly.
For a research topic on evaluating the access to health services for commercial sex workers as a mixed method approach provide the methodology
The healthcare provider ordered a urine culture for a client. Which item would a nurse need for a urine specimen collection from an existing indwelling
The nurse practitioner (NP) evaluates a client with complaints of a burning sensation in the chest that often occurs after meals and is exacerbated
I am writing a dissertation topic on the utility of community based interventions in post exposure support to survivors of IPV in uMzingwane district
A 12-month-old child presents with fever of 100.9, lethargy, vomiting and tachypnea. The history is significant for recent hand-foot-mouth disease infection.