Physics Questions

IWhat is your mass in kilograms of you weigh 120 pounds?
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Is putting something in a blender a physical or chemical change and how ?
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Which of the following countries was NOT an Axis power?A. Japan B. Germany C. Portugal D. Italy
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10 POINTS!!! Determine the pressure of your book in pascals (Pa). Show your work! (the pressure of the book in psi is 0.03 psi) Also the weight of the book is 3 lbsHInt: 1 Pa = 1 N/m^2 Weight (force) = ma 1 kg = 2.2 lbs 1 inch = 2.54 cm 1m = 100 cm
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Two stars in the night sky make an angle of 10^-3 radians at the eye of Matilda. If Arthur, who can just distinguish two spots, 0.5 cm apart, at a distance of 10 m views the stars, can he distinguish them as two distinct objects?
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The common name for the reflection of sound waves is an?
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A thin spherical glass shell in air is filled with an unknown liquid. A horizontal parallel light beam is incident on the shell and it is observed that the light is brought to focus on the surface of the shell directly opposite of the incoming beam. What is the refractive index of the liquid?ie. the answer is 2- I just don't know how they got there
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A positively charged particle in an atoms nucleus is called an what
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An oscillator makes 360 vibrations in 3 minutes.a. How many vibrations does it make in two minutes?b. How many vibrations does it make in five seconds?c. What is its period in seconds?d. What is its frequency in hertz?
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A small package is attached to a helium-filled balloon rising at 2 m/s. The package drops from the balloon when it is 14 meters above the ground. What is the velocity of the package just before it hits the ground?
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How does a shorter wavelength affect the frequency of a wave?
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Your car is traveling at 70/mi/h (1000ft/s) your sneeze and your eyes close for 0.33 seconds how far did you travel during your sneeze?
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A car climbs 10.0 kilometers up a hill that inclines 8.0 degrees. What is the car's vertical displacement?
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A material that transmits nearly all the light in a ray because it offers little resistance to the light is A. translucent.B. opaque.C. fluorescent.D. transparent.
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How do liquid water, ice, and water vapor differ from each other?
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Air is warmed and moisten as it moves through both the mouth and nasal passages.a. Trueb. False
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Astronaut John Glenn was the first American to _____.launch into spacewalk on the moonorbit the earthdo a spacewalk
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What is the hottest layer in the Sun's atmosphere? photosphere corona core radiative zone chromosphere convective zone
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