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Questions in physics

[Answered] If the standard kilogram bar kept in Paris were subjected to a net force of 1 newton, what acceleration would it have as a result?

[Answered] Two strings of equal length are stretched out with equal tension. The second string is four times as massive as the first string. If a wave travels down the first string with velocity [tex]v[/tex], how fast does a wave travel down the second string?

[Answered] How do matter and energy move through the water cycle?

[Answered] The frequency of wave A is 250 hertz and the wavelength is 30 centimeters. The frequency of wave B is 260 hertz and the wavelength is 25 centimeters. Which is the faster wave?

[Answered] Explain how the rabbit depends on energy from the sun.

[Answered] Which of the following universal forces is the weakest? A) electric B) gravitational C) magnetic D) strong nuclear (Note: Gravitational force is the weakest among the universal forces.)

[Answered] What environmental factors affect kinetic energy and diffusion?

[Answered] If a plane can travel 450 miles per hour with the wind and 410 miles per hour against the wind, find the speed of the plane without wind and the speed of the wind.

[Answered] A stack of eight compact disks is 1.0 centimeter high. 1. What is the thickness of one compact disk (CD) in centimeters? 2. What is the thickness of one CD in millimeters?

[Answered] A 12-tooth gear is turned two times. How many times will the connected 24-tooth gear turn?