5. What is the speed of a wave in a spring if it has a wavelength of 10 cm and a period of 0.2s

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You have a 90 W electrical appliance that is on 24 hours per day. At $0.51 per kWh, how much are you paying daily for electricity to operate this appliance? Show your calculations here:

A household fan draws 0.520 amps of current when the voltage is 120 V. How large is the resistance on the fan

Why is copper a good conductor of electricity

If two waves in the same space interfere completely destructively, which of the following occurs? A. The amplitude decreases. B. The amplitude increases. C. The wave speed increases. D. The wave speed decreases.

Question 2 of 5 Instructions:Select the correct answer. What do scientists use to determine the temperature of a star? thermometer distance from Earth composition color NextReset

2. How is temperature related to kinetic energy?

As stream velocity decrease, which factor will likely increase? A) erosion of the stream bank B) deposition of material in the stream C) amount of material carried downstream D) size of the particles carried downstream

What cells in the nervous signals travel through the nervous system

A mechanic pushes a 3.60 ✕ 103-kg car from rest to a speed of v, doing 5,130 j of work in the process. during this time, the car moves 21.0 m. neglecting friction between car and road, find v and the horizontal force exerted on the car.

Anika asks Eva to roll a basketball and then a bowling ball to her. Which requires more force to roll, and why?