What is the centripetal force that would be required to keep a 4.0 kg mass moving in a horizontal circle with a radius of 0.80 meters at a speed of 6.0 meters/second?

What is the difference between an ordinary piece of iron and iron magnet?

What are the characteristics of an index fossil? A. limited to a short span of geologic time but widely distributed B. Geographically limited C. found only in shale D. preserved as a mold E. Large enough to see without a hand lens

What happens to a star after it becomes a supernova?

The vernal equinox indicates the beginning of what season

A particle initially at rest moves along in a line so that its acceleration is a (t) = 10 / (t+1) for t>=0. What is the velocity of the particle at time t=4?

In which type of wave is energy transferred through the vibration of particles?

What objects are found in the sloar system solar system

For slowly moving objects, the drag force in water is approximately proportional to the speed of the object. The Escherichia coli (E. coli) bacterium propels itself slowly through water by means of long, thin structures called flagella.

How do electric and magnetic fields interact to create electromagnets?

Select the correct answer from each drop-down Two magnets are placed as shown in the 00 В D between the poles B and . And the force of between the poles A and DIS Reset Next