A student drives her car at 54.0 km/h along a level (horizontal) curve. The combined mass of the car is 1250 kg. If the

curve has a radius of 70.0 m, what centripetal force must be supplied by friction to keep the car from skidding?

Which of the following is a true statement? A. In a generator, electrical energy is converted into the energy of motion. B. In a motor, the energy of motion is converted into electrical energy. C.

Ben walks 500 meter from his house to the corner store. He then walks back towards his house, but continues 200 meters past his house to talk to a neighbor.

Which of the following is a metric unit of mass? Question 2 options: kilogram pound liter ampere

What does Kinetic Energy depend on

What is electron affinity?

What does Newton's second law of motion say

Two sinusoidal waves are moving through a medium in the positive x-direction, both having amplitudes of 7.00 cm, a wave number of k=3.00m-1, an angular frequency of ω=2.50s-1, and a period of 6.00 s, but one has a phase shift of an angle ϕ=π12rad.

Which season does the Southern Hemisphere experience when it is tilted toward the sun? A. winter B. summer C. spring D. autumn

For an ideal fluid flowing through a horizontal pipe, Bernoulli's principle and the continuity equation state that the pressure within the pipe does which of the following? (Assume measurements are taken along the pipe in the direction of fluid flow.

A bowling ball has a mass of 40kg and is kicked with a force of 10 N. What is it's acceleration