A 120 V electric heater draws a current of 14.1 A. What is the resistance, in ohms?

Which term compares an objects mass to its volume

News stories have claimed that cell phones may cause cancer or other health problems. Others, including cell-phone providers, have indicated that there is no evidence to support the claim of cell phones causing health problems.

Identify the features that are unique to some sedimentary rocks.

A 375-g stone hangs from a thin light string that is wrapped around the circumference of a pulley with a moment of inertia of 0.0125 kg ∙ m2 and a radius of 26 cm.

Uranus has an orbital period of 84.07 years. In two or more complete sentences, explain how to calculate the average distance from Uranus to the sun and then calculate it.

Sunlight, wind, and running water are essentially "free." Yet renewable energy sources are a very small part of our energy consumption. Why is this?

If a force of 40 newtons moves a cart a distance of 9 meters, the work done is Nm. If the same force moves the same cart three times that distance, the work done is Nm. NextReset

What is the critical angle c for total internal reflection if the material is clear acrylic, with a refractive index of 1.5?

What is happening if energy input remains constant and voltage remains the same in a circuit, but the current decreases? A. The resistance has increased. B. The volts have decreased. C. The power has increased.

The velocity - time graph of a ball of mass 25g moving on road is as given below: (a) How much force does the road exert on the ball to bring it to rest? (b) What is the direction of the force exerted by the road?