If a freely suspended vertical spring is pulled in downward direction and then released, which type of wave is produced in the spring?

A object of mass 33 is dropped from a height of 85 meters. Calculate the average power developed by the object in falling through this distance. Take g as 9.81 m/s^2 give the answer in watts to three significant figures

A loop of wire lies flat on the horizontal surface in an area with uniform magnetic field directed vertically up. The loop of wire suddenly contracts to half of its initial diameter. As viewed from above induced electric current in the loop isa.

Calculate the pressure exerted on the ground when a woman wears high heals. Her mass is 65 kg. and the area of each heal is 1 cm^2.

Which of the following describes an ectomorph body type? Broad, muscular, and may have difficulty losing weight Long, slender, and may have difficulty gaining weight Short, overweight, and may have difficulty losing weight Tall, strong, and easily

Magnesium (Mg) is located to the right of sodium (Na) because Mg has ... a.) Less electrons b.) Less protons c.) Both a.) And b.) d.) None of the above.

In order to merge into highway traffic, a car accelerates along a 100.0 m on ramp from rest to 25.0 m/s. How much time does this take?

Muscle control is the ability to quickly change directions and make complex movements

According to the first law of thermodynamics, what could happen when heat is added to a system? The internal energy of the system decreases. The heat is turned into work done by the system. New energy is created within the system.

How does a parallel circuit differ from a series circuit? A. A parallel circuit has one path for electrons, but a series circuit has more than one path. B. A series circuit has one path for electrons, but a parallel circuit has more than one path. C.

When a potassium ion (k+) enters a gaurd cell it creates a solution of what?