What is the wavelength of a 100-mhz ("fm 100") radio signal?

Sound is repeated near hills ... Why?

Which of the following does notaccurately describe transistors? A. Both NPN and PNP transistors consist of an emitter, base, and collector. B. Both NPN and PNP transistors consist of a base composed of an N-type material. C.

A 4.4 kg object is being pushed along a surface, causing it to accelerate at a rate of 1.5 m/s2. Th e coeffi cient of kinetic friction is 0.25. What is the magnitude of the horizontal force being applied to push the object?

A table tennis ball with a mass of 0.003 kg and a soccer ball with a mass of 0.43 kg or both Serta name motion at 16 M/S calculate and compare the moments of both balls

Which of the following is NOT part of Dalton's Atomic Theory? Atoms combine in simple, whole-number ratios to form compounds. All atoms of a given element have the same mass and other properties that distinguish them from the atoms of other elements.

A water heater is operated by solar power. If the solar collector has an area of 6.39 m2, and the intensity delivered by sunlight is 550 W/m2, how long does it take to increase the temperature of 1.00 m3 of water from 19.4∘C to 72.1 ∘C?

Which of the following factors will negatively impact the rate of diffusion of a molecule? A short distance between two concentrations of the molecule A low difference in the concentration of the molecule across the media A warm environment

A sound wave has a frequency of 1,395 Hertz. All sound waves in air travel at 343 m/s. Find the wavelength of the sound wave. what's the answer?

Which factor will affect the light-gathering power of a telescope? A. change in the focal length B. change in the diameter of the objective C. change in the angle of the objective D. change in the elevation of the telescope E.

What is the acceleration of a 30.0-kg go kart if the thrust of its engine is 300.0 N?