Fills the region around a magnet

una nadadora quiere cruzar un rio de 100 m de anchura en dirección perpendicular a la corriente, pero llega a un punto de la orilla opuesta 20m aguas abajo. Calcula la velocidad de la corriente si ella va a 2 m/s

Which dinosaur had teeth that measured six inches

A rolling ball moves from x1=8.4cm to x2=-4.2cm during the time from t1=3.0s to t2=6.1s. what is its average velocity over this time interval?

Do magnetic field lines ever start or end anywhere?

Which color is in the middle of the light spectrum?

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.