A train's mass is 500 kg and it's acceleration is 5 m/s. What is the net force on the train

4) A drag racer starts from rest and accelerates at 10 m/s2 for the entire distance of 400 m (1/4 mile). What is the velocity of the race car at the end of the run?

A train started from rest and moved with constant acceleration. At one time it was traveling 27 m/s, and 150 m farther on it was traveling 54 m/s.

A man walks 30 m to the west, then 5 to the east in 45 seconds

What is machine. what is mechanica advantage

Which best describes the current atomic model?

Why is the liver important in digestion

A building 190 feet tall casts a 30 foot long shadow. if a person stands at the end of the shadow and looks up to the top of the building, what is the angle of the person's eyes to the top of the building (to the nearest hundredth of a degree) ?

The frequency of which type of electromagnetic wave is just higher than that of visible light? A. infrared waves B. gamma rays C. x-rays D. radio waves E. ultraviolet rays

Two circular coils are concentric and lie in the same plane. The inner coil contains 140 turns of wire, has a radius of 0.015 m, and carries a current of 7.2 A. The outer coil contains 180 turns and has a radius of 0.023 m.

Which best describes how magnesium (mg) and oxygen (o) bond? they form an ionic bond by exchanging two electrons. they form an ionic bond by exchanging three electrons. they form a covalent bond by sharing one electron.