Which group of people is credited for first discovering magnets?

A Frisbee of radius 0.15 m is accelerating at a constant rate from 7.1 revolutions per second to 9.3 revolutions per second in 6.0 s. What is its angular acceleration?

Starting from rest, a disk rotates about its central axis with constant angular acceleration. In 5.00 s, it rotates 14.8 rad. During that time, what are the magnitudes of (a) the angular acceleration and (b) the average angular velocity

In a parallel circuit, each resistor has: a shared connection to the voltage source its own connection to the voltage source no connection to the voltage source

A car traveled 176 miles on 6.4 gallons of fuel the car averaged how many miles per gallon

Which is an example of a density-independent population control? A-predation B-parasitism C-habitat destruction D-infectious disease

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?

How Long will it take a plane flying north from Miami to reach New York City 1800 km away if the average velocity of the plane is 940 km/h

If vector A = 5.5N NE and vector B = 10m N 30° W, what is the vector product of A*B

Which is the best desciption of a molecule?