228242523 what comes next?

Why is magnetic force a non contact force?

Ommy was walking at a rate of 4 miles hour at noon and at 12:30 pm he was walking at a brisk rate of 6 miles hour . Two hours later Tommy was walking at a leisurely rate of 2 miles hour .

Through how many volts of potential difference must an electron, initially at rest, be accelerated to achieve a wave length of 0.27nm? A) 4.6 V B) 0.046 V C) 0.27 V D) 4.6 MV E) 4.6 kV

A 1.2 m steel rod moves through a uniform magnetic field of 0.020 T at 30 m/s. What emfis induced between the two ends of the steel rod? 0.36 V 0.50 V 0.60 V 0.72 V

How fast should the platform move, vp, for the person to detect a beat frequency of 7.00 hz? take the speed of sound to be 344 m/s. express your answer numerically in meters per second using three significant figures. hints?

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.