What is a strong, short-lived magnet created by a looped electrical current.

When you are ice skating, to get started, you push your skate backwards on the ice and, as a result, begin to move forward. Which law of motion is being described in this scenario?

Europa, a satellite of Jupiter, is believed to have a liquid ocean of water (with a possibility of life) beneath its icy surface. In planning a future mission to Europa, what is the fastest that an astronaut with legs of length 0.

How do we usually hear things? Sound waves are made of ___ that pushes together ___. A. energy, air particles B. electromagnetic waves, parts of our ear

A car has a mass of 1520 kg. While traveling at 20 m⁄s, the driver applies the brakes to stop the car on a wet surface with a 0.40 coefficient of friction. (a) How far does the car travel before stopping? (b) If a different car with a mass 1.

What's one reason that cells are small

Which of the following is a characteristic of an electromagnetic wave? A. It travels at the speed of light B. It can be transverse or longitudinal C. It involves displacing a medium in the same direction the wave moves D.

If 50% of a radioactive element remains after 4000years what is the half life

What process is responsible for producing sediments that become the layers of sedimentary rock?

Which type of electromagnetic radiation carries the most energy and has the highest frequency?

If a photon has a frequency of 5.20 * 10ÜÊ hertz, what is the energy of the photon? Given: Planck's constant is 6.63 * 10È³Ê joule·seconds. a-3.45x10^-19 b-7.91x10^-16 c-4.32x10^-14 d-3.43x10^-14