A torsion pendulum is made from a disk of mass m = 7.1 kg and radius r = 0.71 m. a force of f = 42.4 n exerted on the edge of the disk rotates the disk 1/4 of a revolution from equilibrium.

In what ways is force described? by the distance and speed by the height and the width by the magnitude and direction

A forest is an ecosystem. There are many plants and animals in the forest. What is true about the plants and animals? The plants depend on the animals. The animals depend on the plants. The plants do not depend on the animals.

What must modelo and theories do in order to remain valid?

The phenomenon in which the effects of cold air are worsened by wind is the

Select the correct answer. The frequency of a wave traveling through the air of a hot, dry desert is 1,200 hertz. Its wavelength is 0.300 meters. What is the speed of the wave? A 360 meters/second B. 40.2 meters/second C. 0.25 meters/second D.

What happens to particles when a substance gains energy and changes state?

The density of mercury is 13,600 kg/m³. Determine the mass of 10.0 cm³ of mercury.

A force of 250 N is applied to an object that accelerates at a rate of 10m/sec2. What is the mass of the object?

The grounded conductor and the grounding conductor are one and the same conductor and perform the same function.

Summarize Newton's First Law